199279554

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{420421}}^1$

素因数の和:420505

約数の個数: 16

約数和(自身を含む): 403605120

約数和(自身を除く): 204325566

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 420421, 840842, 1261263, 2522526, 33213259, 66426518, 99639777, 199279554]

約数ペア:

[(1, 199279554), (2, 99639777), (3, 66426518), (6, 33213259), (79, 2522526), (158, 1261263), (237, 840842), (474, 420421)]