207741421

素因数分解:

${\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 228868224

約数和(自身を除く): 21126803

約数列:

[1, 19, 37, 103, 151, 361, 703, 1957, 2869, 3811, 5587, 13357, 15553, 37183, 54511, 72409, 106153, 295507, 575461, 1375771, 2016907, 5614633, 10933759, 207741421]

約数ペア:

[(1, 207741421), (19, 10933759), (37, 5614633), (103, 2016907), (151, 1375771), (361, 575461), (703, 295507), (1957, 106153), (2869, 72409), (3811, 54511), (5587, 37183), (13357, 15553)]