27861272

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 53460000

約数和(自身を除く): 25598728

約数列:

[1, 2, 4, 8, 89, 109, 178, 218, 356, 359, 436, 712, 718, 872, 1436, 2872, 9701, 19402, 31951, 38804, 39131, 63902, 77608, 78262, 127804, 156524, 255608, 313048, 3482659, 6965318, 13930636, 27861272]

約数ペア:

[(1, 27861272), (2, 13930636), (4, 6965318), (8, 3482659), (89, 313048), (109, 255608), (178, 156524), (218, 127804), (356, 78262), (359, 77608), (436, 63902), (712, 39131), (718, 38804), (872, 31951), (1436, 19402), (2872, 9701)]