31369247

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18143}}^1$

素因数の和:18182

約数の個数: 16

約数和(自身を含む): 40642560

約数和(自身を除く): 9273313

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 18143, 127001, 235859, 344717, 1651013, 2413019, 4481321, 31369247]

約数ペア:

[(1, 31369247), (7, 4481321), (13, 2413019), (19, 1651013), (91, 344717), (133, 235859), (247, 127001), (1729, 18143)]