221440436

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{465211}}^1$

素因数の和:465239

約数の個数: 24

約数和(自身を含む): 468933696

約数和(自身を除く): 247493260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 465211, 930422, 1860844, 3256477, 6512954, 7908587, 13025908, 15817174, 31634348, 55360109, 110720218, 221440436]

約数ペア:

[(1, 221440436), (2, 110720218), (4, 55360109), (7, 31634348), (14, 15817174), (17, 13025908), (28, 7908587), (34, 6512954), (68, 3256477), (119, 1860844), (238, 930422), (476, 465211)]