87868404

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{983}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 240694272

約数和(自身を除く): 152825868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 191, 234, 382, 468, 573, 764, 983, 1146, 1719, 1966, 2292, 2483, 2949, 3438, 3932, 4966, 5898, 6876, 7449, 8847, 9932, 11796, 12779, 14898, 17694, 22347, 25558, 29796, 35388, 38337, 44694, 51116, 76674, 89388, 115011, 153348, 187753, 230022, 375506, 460044, 563259, 751012, 1126518, 1689777, 2253036, 2440789, 3379554, 4881578, 6759108, 7322367, 9763156, 14644734, 21967101, 29289468, 43934202, 87868404]

約数ペア:

[(1, 87868404), (2, 43934202), (3, 29289468), (4, 21967101), (6, 14644734), (9, 9763156), (12, 7322367), (13, 6759108), (18, 4881578), (26, 3379554), (36, 2440789), (39, 2253036), (52, 1689777), (78, 1126518), (117, 751012), (156, 563259), (191, 460044), (234, 375506), (382, 230022), (468, 187753), (573, 153348), (764, 115011), (983, 89388), (1146, 76674), (1719, 51116), (1966, 44694), (2292, 38337), (2483, 35388), (2949, 29796), (3438, 25558), (3932, 22347), (4966, 17694), (5898, 14898), (6876, 12779), (7449, 11796), (8847, 9932)]