209510028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2124

約数の個数: 144

約数和(自身を含む): 673161216

約数和(自身を除く): 463651188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 182, 186, 217, 234, 252, 273, 279, 364, 372, 403, 434, 468, 546, 558, 651, 806, 819, 868, 1092, 1116, 1209, 1302, 1612, 1638, 1953, 2063, 2418, 2604, 2821, 3276, 3627, 3906, 4126, 4836, 5642, 6189, 7254, 7812, 8252, 8463, 11284, 12378, 14441, 14508, 16926, 18567, 24756, 25389, 26819, 28882, 33852, 37134, 43323, 50778, 53638, 57764, 63953, 74268, 80457, 86646, 101556, 107276, 127906, 129969, 160914, 173292, 187733, 191859, 241371, 255812, 259938, 321828, 375466, 383718, 447671, 482742, 519876, 563199, 575577, 750932, 767436, 831389, 895342, 965484, 1126398, 1151154, 1343013, 1662778, 1689597, 1790684, 2252796, 2302308, 2494167, 2686026, 3325556, 3379194, 4029039, 4988334, 5372052, 5819723, 6758388, 7482501, 8058078, 9976668, 11639446, 14965002, 16116156, 17459169, 23278892, 29930004, 34918338, 52377507, 69836676, 104755014, 209510028]

約数ペア:

[(1, 209510028), (2, 104755014), (3, 69836676), (4, 52377507), (6, 34918338), (7, 29930004), (9, 23278892), (12, 17459169), (13, 16116156), (14, 14965002), (18, 11639446), (21, 9976668), (26, 8058078), (28, 7482501), (31, 6758388), (36, 5819723), (39, 5372052), (42, 4988334), (52, 4029039), (62, 3379194), (63, 3325556), (78, 2686026), (84, 2494167), (91, 2302308), (93, 2252796), (117, 1790684), (124, 1689597), (126, 1662778), (156, 1343013), (182, 1151154), (186, 1126398), (217, 965484), (234, 895342), (252, 831389), (273, 767436), (279, 750932), (364, 575577), (372, 563199), (403, 519876), (434, 482742), (468, 447671), (546, 383718), (558, 375466), (651, 321828), (806, 259938), (819, 255812), (868, 241371), (1092, 191859), (1116, 187733), (1209, 173292), (1302, 160914), (1612, 129969), (1638, 127906), (1953, 107276), (2063, 101556), (2418, 86646), (2604, 80457), (2821, 74268), (3276, 63953), (3627, 57764), (3906, 53638), (4126, 50778), (4836, 43323), (5642, 37134), (6189, 33852), (7254, 28882), (7812, 26819), (8252, 25389), (8463, 24756), (11284, 18567), (12378, 16926), (14441, 14508)]