16770425

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 24171072

約数和(自身を除く): 7400647

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 1571, 2135, 7855, 10675, 10997, 39275, 54985, 95831, 274925, 479155, 670817, 2395775, 3354085, 16770425]

約数ペア:

[(1, 16770425), (5, 3354085), (7, 2395775), (25, 670817), (35, 479155), (61, 274925), (175, 95831), (305, 54985), (427, 39275), (1525, 10997), (1571, 10675), (2135, 7855)]