221392

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 20

約数和(自身を含む): 436356

約数和(自身を除く): 214964

約数列:

[1, 2, 4, 8, 16, 101, 137, 202, 274, 404, 548, 808, 1096, 1616, 2192, 13837, 27674, 55348, 110696, 221392]

約数ペア:

[(1, 221392), (2, 110696), (4, 55348), (8, 27674), (16, 13837), (101, 2192), (137, 1616), (202, 1096), (274, 808), (404, 548)]