311687766

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2070

約数の個数: 96

約数和(自身を含む): 785453760

約数和(自身を除く): 473765994

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 29, 39, 46, 58, 69, 78, 87, 117, 138, 174, 207, 234, 261, 299, 377, 414, 522, 598, 667, 754, 897, 1131, 1334, 1794, 1997, 2001, 2262, 2691, 3393, 3994, 4002, 5382, 5991, 6003, 6786, 8671, 11982, 12006, 17342, 17973, 25961, 26013, 35946, 45931, 51922, 52026, 57913, 77883, 78039, 91862, 115826, 137793, 155766, 156078, 173739, 233649, 275586, 347478, 413379, 467298, 521217, 597103, 752869, 826758, 1042434, 1194206, 1331999, 1505738, 1791309, 2258607, 2663998, 3582618, 3995997, 4517214, 5373927, 6775821, 7991994, 10747854, 11987991, 13551642, 17315987, 23975982, 34631974, 51947961, 103895922, 155843883, 311687766]

約数ペア:

[(1, 311687766), (2, 155843883), (3, 103895922), (6, 51947961), (9, 34631974), (13, 23975982), (18, 17315987), (23, 13551642), (26, 11987991), (29, 10747854), (39, 7991994), (46, 6775821), (58, 5373927), (69, 4517214), (78, 3995997), (87, 3582618), (117, 2663998), (138, 2258607), (174, 1791309), (207, 1505738), (234, 1331999), (261, 1194206), (299, 1042434), (377, 826758), (414, 752869), (522, 597103), (598, 521217), (667, 467298), (754, 413379), (897, 347478), (1131, 275586), (1334, 233649), (1794, 173739), (1997, 156078), (2001, 155766), (2262, 137793), (2691, 115826), (3393, 91862), (3994, 78039), (4002, 77883), (5382, 57913), (5991, 52026), (6003, 51922), (6786, 45931), (8671, 35946), (11982, 26013), (12006, 25961), (17342, 17973)]