209301065

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{5009}}^1$

素因数の和:5212

約数の個数: 16

約数和(自身を含む): 257193360

約数和(自身を除く): 47892295

約数列:

[1, 5, 61, 137, 305, 685, 5009, 8357, 25045, 41785, 305549, 686233, 1527745, 3431165, 41860213, 209301065]

約数ペア:

[(1, 209301065), (5, 41860213), (61, 3431165), (137, 1527745), (305, 686233), (685, 305549), (5009, 41785), (8357, 25045)]