221158084

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{78203}}^1$

素因数の和:78315

約数の個数: 24

約数和(自身を含む): 446701248

約数和(自身を除く): 225543164

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 78203, 156406, 312812, 547421, 1094842, 2189684, 7898503, 15797006, 31594012, 55289521, 110579042, 221158084]

約数ペア:

[(1, 221158084), (2, 110579042), (4, 55289521), (7, 31594012), (14, 15797006), (28, 7898503), (101, 2189684), (202, 1094842), (404, 547421), (707, 312812), (1414, 156406), (2828, 78203)]