157065490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{221219}}^1$

素因数の和:221297

約数の個数: 16

約数和(自身を含む): 286701120

約数和(自身を除く): 129635630

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 221219, 442438, 1106095, 2212190, 15706549, 31413098, 78532745, 157065490]

約数ペア:

[(1, 157065490), (2, 78532745), (5, 31413098), (10, 15706549), (71, 2212190), (142, 1106095), (355, 442438), (710, 221219)]