221805304

素因数分解:

$2^3\times 7^1\times {\mathrm{569}}^1\times {\mathrm{6961}}^1$

素因数の和:7543

約数の個数: 32

約数和(自身を含む): 476200800

約数和(自身を除く): 254395496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 569, 1138, 2276, 3983, 4552, 6961, 7966, 13922, 15932, 27844, 31864, 48727, 55688, 97454, 194908, 389816, 3960809, 7921618, 15843236, 27725663, 31686472, 55451326, 110902652, 221805304]

約数ペア:

[(1, 221805304), (2, 110902652), (4, 55451326), (7, 31686472), (8, 27725663), (14, 15843236), (28, 7921618), (56, 3960809), (569, 389816), (1138, 194908), (2276, 97454), (3983, 55688), (4552, 48727), (6961, 31864), (7966, 27844), (13922, 15932)]