15666981421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2822371}}^1$

素因数の和:2822452

約数の個数: 16

約数和(自身を含む): 19598551168

約数和(自身を除く): 3931569747

約数列:

[1, 7, 13, 61, 91, 427, 793, 5551, 2822371, 19756597, 36690823, 172164631, 256835761, 1205152417, 2238140203, 15666981421]

約数ペア:

[(1, 15666981421), (7, 2238140203), (13, 1205152417), (61, 256835761), (91, 172164631), (427, 36690823), (793, 19756597), (5551, 2822371)]