666072558

素因数分解:

$2^1\times 3^4\times {\mathrm{1993}}^1\times {\mathrm{2063}}^1$

素因数の和:4070

約数の個数: 40

約数和(自身を含む): 1493968608

約数和(自身を除く): 827896050

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1993, 2063, 3986, 4126, 5979, 6189, 11958, 12378, 17937, 18567, 35874, 37134, 53811, 55701, 107622, 111402, 161433, 167103, 322866, 334206, 4111559, 8223118, 12334677, 24669354, 37004031, 74008062, 111012093, 222024186, 333036279, 666072558]

約数ペア:

[(1, 666072558), (2, 333036279), (3, 222024186), (6, 111012093), (9, 74008062), (18, 37004031), (27, 24669354), (54, 12334677), (81, 8223118), (162, 4111559), (1993, 334206), (2063, 322866), (3986, 167103), (4126, 161433), (5979, 111402), (6189, 107622), (11958, 55701), (12378, 53811), (17937, 37134), (18567, 35874)]