31228904

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17989}}^1$

素因数の和:18033

約数の個数: 32

約数和(自身を含む): 69081600

約数和(自身を除く): 37852696

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 17989, 35978, 71956, 125923, 143912, 251846, 503692, 557659, 1007384, 1115318, 2230636, 3903613, 4461272, 7807226, 15614452, 31228904]

約数ペア:

[(1, 31228904), (2, 15614452), (4, 7807226), (7, 4461272), (8, 3903613), (14, 2230636), (28, 1115318), (31, 1007384), (56, 557659), (62, 503692), (124, 251846), (217, 143912), (248, 125923), (434, 71956), (868, 35978), (1736, 17989)]