221050802

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{426739}}^1$

素因数の和:426785

約数の個数: 16

約数和(自身を含む): 389186880

約数和(自身を除く): 168136078

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 426739, 853478, 2987173, 5974346, 15789343, 31578686, 110525401, 221050802]

約数ペア:

[(1, 221050802), (2, 110525401), (7, 31578686), (14, 15789343), (37, 5974346), (74, 2987173), (259, 853478), (518, 426739)]