28409210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167113}}^1$

素因数の和:167137

約数の個数: 16

約数和(自身を含む): 54144936

約数和(自身を除く): 25735726

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 167113, 334226, 835565, 1671130, 2840921, 5681842, 14204605, 28409210]

約数ペア:

[(1, 28409210), (2, 14204605), (5, 5681842), (10, 2840921), (17, 1671130), (34, 835565), (85, 334226), (170, 167113)]