7891247

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5101}}^1$

素因数の和:5138

約数の個数: 16

約数和(自身を含む): 10285632

約数和(自身を除く): 2394385

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 5101, 35707, 66313, 86717, 464191, 607019, 1127321, 7891247]

約数ペア:

[(1, 7891247), (7, 1127321), (13, 607019), (17, 464191), (91, 86717), (119, 66313), (221, 35707), (1547, 5101)]