217941244

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{499}}^1\times {\mathrm{797}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 385434000

約数和(自身を除く): 167492756

約数列:

[1, 2, 4, 137, 274, 499, 548, 797, 998, 1594, 1996, 3188, 68363, 109189, 136726, 218378, 273452, 397703, 436756, 795406, 1590812, 54485311, 108970622, 217941244]

約数ペア:

[(1, 217941244), (2, 108970622), (4, 54485311), (137, 1590812), (274, 795406), (499, 436756), (548, 397703), (797, 273452), (998, 218378), (1594, 136726), (1996, 109189), (3188, 68363)]