289089684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1109}}^1$

素因数の和:1689

約数の個数: 72

約数和(自身を含む): 789090120

約数和(自身を除く): 500000436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 557, 1109, 1114, 1671, 2218, 2228, 3327, 3342, 4436, 5013, 6654, 6684, 7241, 9981, 10026, 13308, 14417, 14482, 19962, 20052, 21723, 28834, 28964, 39924, 43251, 43446, 57668, 65169, 86502, 86892, 129753, 130338, 173004, 259506, 260676, 519012, 617713, 1235426, 1853139, 2470852, 3706278, 5559417, 7412556, 8030269, 11118834, 16060538, 22237668, 24090807, 32121076, 48181614, 72272421, 96363228, 144544842, 289089684]

約数ペア:

[(1, 289089684), (2, 144544842), (3, 96363228), (4, 72272421), (6, 48181614), (9, 32121076), (12, 24090807), (13, 22237668), (18, 16060538), (26, 11118834), (36, 8030269), (39, 7412556), (52, 5559417), (78, 3706278), (117, 2470852), (156, 1853139), (234, 1235426), (468, 617713), (557, 519012), (1109, 260676), (1114, 259506), (1671, 173004), (2218, 130338), (2228, 129753), (3327, 86892), (3342, 86502), (4436, 65169), (5013, 57668), (6654, 43446), (6684, 43251), (7241, 39924), (9981, 28964), (10026, 28834), (13308, 21723), (14417, 20052), (14482, 19962)]