213498430

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{168109}}^1$

素因数の和:168243

約数の個数: 16

約数和(自身を含む): 387325440

約数和(自身を除く): 173827010

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 168109, 336218, 840545, 1681090, 21349843, 42699686, 106749215, 213498430]

約数ペア:

[(1, 213498430), (2, 106749215), (5, 42699686), (10, 21349843), (127, 1681090), (254, 840545), (635, 336218), (1270, 168109)]