817305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 1380288

約数和(自身を除く): 562983

約数列:

[1, 3, 5, 15, 23, 69, 103, 115, 309, 345, 515, 529, 1545, 1587, 2369, 2645, 7107, 7935, 11845, 35535, 54487, 163461, 272435, 817305]

約数ペア:

[(1, 817305), (3, 272435), (5, 163461), (15, 54487), (23, 35535), (69, 11845), (103, 7935), (115, 7107), (309, 2645), (345, 2369), (515, 1587), (529, 1545)]