220028746

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{198941}}^1$

素因数の和:199029

約数の個数: 16

約数和(自身を含む): 381968640

約数和(自身を除く): 161939894

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 198941, 397882, 1392587, 2785174, 15716339, 31432678, 110014373, 220028746]

約数ペア:

[(1, 220028746), (2, 110014373), (7, 31432678), (14, 15716339), (79, 2785174), (158, 1392587), (553, 397882), (1106, 198941)]