1261033004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 3023591424

約数和(自身を除く): 1762558420

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 31, 34, 44, 62, 68, 77, 119, 124, 154, 187, 217, 238, 289, 308, 341, 374, 434, 457, 476, 527, 578, 682, 748, 868, 914, 1054, 1156, 1309, 1364, 1828, 2023, 2108, 2387, 2618, 3179, 3199, 3689, 4046, 4774, 5027, 5236, 5797, 6358, 6398, 7378, 7769, 8092, 8959, 9548, 10054, 11594, 12716, 12796, 14167, 14756, 15538, 17918, 20108, 22253, 23188, 28334, 31076, 35189, 35836, 40579, 44506, 54383, 56668, 62713, 70378, 81158, 85459, 89012, 98549, 99169, 108766, 125426, 132073, 140756, 155837, 162316, 170918, 197098, 198338, 217532, 240839, 250852, 264146, 311674, 341836, 394196, 396676, 481678, 528292, 598213, 623348, 689843, 924511, 963356, 1090859, 1196426, 1379686, 1452803, 1685873, 1849022, 2181718, 2392852, 2649229, 2759372, 2905606, 3371746, 3698044, 4094263, 4363436, 5298458, 5811212, 6743492, 8188526, 10169621, 10596916, 16377052, 18544603, 20339242, 28659841, 37089206, 40678484, 45036893, 57319682, 74178412, 90073786, 114639364, 180147572, 315258251, 630516502, 1261033004]

約数ペア:

[(1, 1261033004), (2, 630516502), (4, 315258251), (7, 180147572), (11, 114639364), (14, 90073786), (17, 74178412), (22, 57319682), (28, 45036893), (31, 40678484), (34, 37089206), (44, 28659841), (62, 20339242), (68, 18544603), (77, 16377052), (119, 10596916), (124, 10169621), (154, 8188526), (187, 6743492), (217, 5811212), (238, 5298458), (289, 4363436), (308, 4094263), (341, 3698044), (374, 3371746), (434, 2905606), (457, 2759372), (476, 2649229), (527, 2392852), (578, 2181718), (682, 1849022), (748, 1685873), (868, 1452803), (914, 1379686), (1054, 1196426), (1156, 1090859), (1309, 963356), (1364, 924511), (1828, 689843), (2023, 623348), (2108, 598213), (2387, 528292), (2618, 481678), (3179, 396676), (3199, 394196), (3689, 341836), (4046, 311674), (4774, 264146), (5027, 250852), (5236, 240839), (5797, 217532), (6358, 198338), (6398, 197098), (7378, 170918), (7769, 162316), (8092, 155837), (8959, 140756), (9548, 132073), (10054, 125426), (11594, 108766), (12716, 99169), (12796, 98549), (14167, 89012), (14756, 85459), (15538, 81158), (17918, 70378), (20108, 62713), (22253, 56668), (23188, 54383), (28334, 44506), (31076, 40579), (35189, 35836)]