280967588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{155747}}^1$

素因数の和:155803

約数の個数: 24

約数和(自身を含む): 549478944

約数和(自身を除く): 268511356

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 155747, 311494, 622988, 1713217, 3426434, 6385627, 6852868, 12771254, 25542508, 70241897, 140483794, 280967588]

約数ペア:

[(1, 280967588), (2, 140483794), (4, 70241897), (11, 25542508), (22, 12771254), (41, 6852868), (44, 6385627), (82, 3426434), (164, 1713217), (451, 622988), (902, 311494), (1804, 155747)]