888993612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{2749}}^1$

素因数の和:3463

約数の個数: 72

約数和(自身を含む): 2424422000

約数和(自身を除く): 1535428388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 691, 1382, 2073, 2749, 2764, 4146, 5498, 6219, 8247, 8292, 8983, 10996, 12438, 16494, 17966, 24741, 24876, 26949, 32988, 35737, 35932, 49482, 53898, 71474, 80847, 98964, 107211, 107796, 142948, 161694, 214422, 321633, 323388, 428844, 643266, 1286532, 1899559, 3799118, 5698677, 7598236, 11397354, 17096031, 22794708, 24694267, 34192062, 49388534, 68384124, 74082801, 98777068, 148165602, 222248403, 296331204, 444496806, 888993612]

約数ペア:

[(1, 888993612), (2, 444496806), (3, 296331204), (4, 222248403), (6, 148165602), (9, 98777068), (12, 74082801), (13, 68384124), (18, 49388534), (26, 34192062), (36, 24694267), (39, 22794708), (52, 17096031), (78, 11397354), (117, 7598236), (156, 5698677), (234, 3799118), (468, 1899559), (691, 1286532), (1382, 643266), (2073, 428844), (2749, 323388), (2764, 321633), (4146, 214422), (5498, 161694), (6219, 142948), (8247, 107796), (8292, 107211), (8983, 98964), (10996, 80847), (12438, 71474), (16494, 53898), (17966, 49482), (24741, 35932), (24876, 35737), (26949, 32988)]