28244990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{166147}}^1$

素因数の和:166171

約数の個数: 16

約数和(自身を含む): 53831952

約数和(自身を除く): 25586962

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 166147, 332294, 830735, 1661470, 2824499, 5648998, 14122495, 28244990]

約数ペア:

[(1, 28244990), (2, 14122495), (5, 5648998), (10, 2824499), (17, 1661470), (34, 830735), (85, 332294), (170, 166147)]