157212302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{28657}}^1$

素因数の和:28883

約数の個数: 16

約数和(自身を含む): 255170832

約数和(自身を除く): 97958530

約数列:

[1, 2, 13, 26, 211, 422, 2743, 5486, 28657, 57314, 372541, 745082, 6046627, 12093254, 78606151, 157212302]

約数ペア:

[(1, 157212302), (2, 78606151), (13, 12093254), (26, 6046627), (211, 745082), (422, 372541), (2743, 57314), (5486, 28657)]