78408927

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 114987600

約数和(自身を除く): 36578673

約数列:

[1, 3, 9, 139, 233, 269, 417, 699, 807, 1251, 2097, 2421, 32387, 37391, 62677, 97161, 112173, 188031, 291483, 336519, 564093, 8712103, 26136309, 78408927]

約数ペア:

[(1, 78408927), (3, 26136309), (9, 8712103), (139, 564093), (233, 336519), (269, 291483), (417, 188031), (699, 112173), (807, 97161), (1251, 62677), (2097, 37391), (2421, 32387)]