90978406

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{4243}}^1$

素因数の和:4467

約数の個数: 16

約数和(自身を含む): 139339008

約数和(自身を除く): 48360602

約数列:

[1, 2, 71, 142, 151, 302, 4243, 8486, 10721, 21442, 301253, 602506, 640693, 1281386, 45489203, 90978406]

約数ペア:

[(1, 90978406), (2, 45489203), (71, 1281386), (142, 640693), (151, 602506), (302, 301253), (4243, 21442), (8486, 10721)]