487913426

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 1052835840

約数和(自身を除く): 564922414

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 77, 91, 101, 127, 133, 143, 154, 182, 202, 209, 247, 254, 266, 286, 418, 494, 707, 889, 1001, 1111, 1313, 1397, 1414, 1463, 1651, 1729, 1778, 1919, 2002, 2222, 2413, 2626, 2717, 2794, 2926, 3302, 3458, 3838, 4826, 5434, 7777, 9191, 9779, 11557, 12827, 13433, 14443, 15554, 16891, 18161, 18382, 19019, 19558, 21109, 23114, 24947, 25654, 26543, 26866, 28886, 31369, 33782, 36322, 38038, 42218, 49894, 53086, 62738, 89789, 101101, 127127, 141097, 147763, 166751, 174629, 179578, 185801, 202202, 219583, 243713, 254254, 274417, 282194, 295526, 333502, 345059, 349258, 371602, 439166, 487426, 548834, 690118, 987679, 1167257, 1705991, 1834261, 1920919, 1975358, 2334514, 2415413, 2680843, 3168269, 3411982, 3668522, 3841838, 4830826, 5361686, 6336538, 12839827, 18765901, 22177883, 25679654, 34850959, 37531802, 44355766, 69701918, 243956713, 487913426]

約数ペア:

[(1, 487913426), (2, 243956713), (7, 69701918), (11, 44355766), (13, 37531802), (14, 34850959), (19, 25679654), (22, 22177883), (26, 18765901), (38, 12839827), (77, 6336538), (91, 5361686), (101, 4830826), (127, 3841838), (133, 3668522), (143, 3411982), (154, 3168269), (182, 2680843), (202, 2415413), (209, 2334514), (247, 1975358), (254, 1920919), (266, 1834261), (286, 1705991), (418, 1167257), (494, 987679), (707, 690118), (889, 548834), (1001, 487426), (1111, 439166), (1313, 371602), (1397, 349258), (1414, 345059), (1463, 333502), (1651, 295526), (1729, 282194), (1778, 274417), (1919, 254254), (2002, 243713), (2222, 219583), (2413, 202202), (2626, 185801), (2717, 179578), (2794, 174629), (2926, 166751), (3302, 147763), (3458, 141097), (3838, 127127), (4826, 101101), (5434, 89789), (7777, 62738), (9191, 53086), (9779, 49894), (11557, 42218), (12827, 38038), (13433, 36322), (14443, 33782), (15554, 31369), (16891, 28886), (18161, 26866), (18382, 26543), (19019, 25654), (19558, 24947), (21109, 23114)]