7999995

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2213}}^1$

素因数の和:2462

約数の個数: 16

約数和(自身を含む): 12858912

約数和(自身を除く): 4858917

約数列:

[1, 3, 5, 15, 241, 723, 1205, 2213, 3615, 6639, 11065, 33195, 533333, 1599999, 2666665, 7999995]

約数ペア:

[(1, 7999995), (3, 2666665), (5, 1599999), (15, 533333), (241, 33195), (723, 11065), (1205, 6639), (2213, 3615)]