397182436

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{22769}}^1$

素因数の和:22876

約数の個数: 36

約数和(自身を含む): 817670700

約数和(自身を除く): 420488264

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1246, 2492, 4361, 8722, 17444, 22769, 45538, 91076, 159383, 318766, 637532, 1115681, 2026441, 2231362, 4052882, 4462724, 8105764, 14185087, 28370174, 56740348, 99295609, 198591218, 397182436]

約数ペア:

[(1, 397182436), (2, 198591218), (4, 99295609), (7, 56740348), (14, 28370174), (28, 14185087), (49, 8105764), (89, 4462724), (98, 4052882), (178, 2231362), (196, 2026441), (356, 1115681), (623, 637532), (1246, 318766), (2492, 159383), (4361, 91076), (8722, 45538), (17444, 22769)]