31252228

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 64842624

約数和(自身を除く): 33590396

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 101, 172, 202, 257, 301, 404, 514, 602, 707, 1028, 1204, 1414, 1799, 2828, 3598, 4343, 7196, 8686, 11051, 17372, 22102, 25957, 30401, 44204, 51914, 60802, 77357, 103828, 121604, 154714, 181699, 309428, 363398, 726796, 1116151, 2232302, 4464604, 7813057, 15626114, 31252228]

約数ペア:

[(1, 31252228), (2, 15626114), (4, 7813057), (7, 4464604), (14, 2232302), (28, 1116151), (43, 726796), (86, 363398), (101, 309428), (172, 181699), (202, 154714), (257, 121604), (301, 103828), (404, 77357), (514, 60802), (602, 51914), (707, 44204), (1028, 30401), (1204, 25957), (1414, 22102), (1799, 17372), (2828, 11051), (3598, 8686), (4343, 7196)]