211239457

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{1877}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 248617152

約数和(自身を除く): 37377695

約数列:

[1, 11, 13, 143, 787, 1877, 8657, 10231, 20647, 24401, 112541, 268411, 1477199, 16249189, 19203587, 211239457]

約数ペア:

[(1, 211239457), (11, 19203587), (13, 16249189), (143, 1477199), (787, 268411), (1877, 112541), (8657, 24401), (10231, 20647)]