27854990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67939}}^1$

素因数の和:67987

約数の個数: 16

約数和(自身を含む): 51362640

約数和(自身を除く): 23507650

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 67939, 135878, 339695, 679390, 2785499, 5570998, 13927495, 27854990]

約数ペア:

[(1, 27854990), (2, 13927495), (5, 5570998), (10, 2785499), (41, 679390), (82, 339695), (205, 135878), (410, 67939)]