222229287

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{207497}}^1$

素因数の和:207527

約数の個数: 24

約数和(自身を含む): 388436256

約数和(自身を除く): 166206969

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 207497, 622491, 1452479, 1867473, 3527449, 4357437, 10582347, 13072311, 24692143, 31747041, 74076429, 222229287]

約数ペア:

[(1, 222229287), (3, 74076429), (7, 31747041), (9, 24692143), (17, 13072311), (21, 10582347), (51, 4357437), (63, 3527449), (119, 1867473), (153, 1452479), (357, 622491), (1071, 207497)]