31099542

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 70848000

約数和(自身を除く): 39748458

約数列:

[1, 2, 3, 6, 19, 23, 29, 38, 46, 57, 58, 69, 87, 114, 138, 174, 409, 437, 551, 667, 818, 874, 1102, 1227, 1311, 1334, 1653, 2001, 2454, 2622, 3306, 4002, 7771, 9407, 11861, 12673, 15542, 18814, 23313, 23722, 25346, 28221, 35583, 38019, 46626, 56442, 71166, 76038, 178733, 225359, 272803, 357466, 450718, 536199, 545606, 676077, 818409, 1072398, 1352154, 1636818, 5183257, 10366514, 15549771, 31099542]

約数ペア:

[(1, 31099542), (2, 15549771), (3, 10366514), (6, 5183257), (19, 1636818), (23, 1352154), (29, 1072398), (38, 818409), (46, 676077), (57, 545606), (58, 536199), (69, 450718), (87, 357466), (114, 272803), (138, 225359), (174, 178733), (409, 76038), (437, 71166), (551, 56442), (667, 46626), (818, 38019), (874, 35583), (1102, 28221), (1227, 25346), (1311, 23722), (1334, 23313), (1653, 18814), (2001, 15542), (2454, 12673), (2622, 11861), (3306, 9407), (4002, 7771)]