31382910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8941}}^1$

素因数の和:8970

約数の個数: 64

約数和(自身を含む): 90135360

約数和(自身を除く): 58752450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 8941, 17882, 26823, 44705, 53646, 80469, 89410, 116233, 134115, 160938, 232466, 241407, 268230, 348699, 402345, 482814, 581165, 697398, 804690, 1046097, 1162330, 1207035, 1743495, 2092194, 2414070, 3138291, 3486990, 5230485, 6276582, 10460970, 15691455, 31382910]

約数ペア:

[(1, 31382910), (2, 15691455), (3, 10460970), (5, 6276582), (6, 5230485), (9, 3486990), (10, 3138291), (13, 2414070), (15, 2092194), (18, 1743495), (26, 1207035), (27, 1162330), (30, 1046097), (39, 804690), (45, 697398), (54, 581165), (65, 482814), (78, 402345), (90, 348699), (117, 268230), (130, 241407), (135, 232466), (195, 160938), (234, 134115), (270, 116233), (351, 89410), (390, 80469), (585, 53646), (702, 44705), (1170, 26823), (1755, 17882), (3510, 8941)]