278328145

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1\times {\mathrm{1531}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 338412672

約数和(自身を除く): 60084527

約数列:

[1, 5, 103, 353, 515, 1531, 1765, 7655, 36359, 157693, 181795, 540443, 788465, 2702215, 55665629, 278328145]

約数ペア:

[(1, 278328145), (5, 55665629), (103, 2702215), (353, 788465), (515, 540443), (1531, 181795), (1765, 157693), (7655, 36359)]