28387702

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{25667}}^1$

素因数の和:25755

約数の個数: 16

約数和(自身を含む): 49282560

約数和(自身を除く): 20894858

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 25667, 51334, 179669, 359338, 2027693, 4055386, 14193851, 28387702]

約数ペア:

[(1, 28387702), (2, 14193851), (7, 4055386), (14, 2027693), (79, 359338), (158, 179669), (553, 51334), (1106, 25667)]