28407197

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{641}}^1$

素因数の和:1148

約数の個数: 16

約数和(自身を含む): 35089152

約数和(自身を除く): 6681955

約数列:

[1, 7, 13, 91, 487, 641, 3409, 4487, 6331, 8333, 44317, 58331, 312167, 2185169, 4058171, 28407197]

約数ペア:

[(1, 28407197), (7, 4058171), (13, 2185169), (91, 312167), (487, 58331), (641, 44317), (3409, 8333), (4487, 6331)]