1340447306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{998843}}^1$

素因数の和:998917

約数の個数: 16

約数和(自身を含む): 2229419808

約数和(自身を除く): 888972502

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 998843, 1997686, 10987273, 21974546, 60929423, 121858846, 670223653, 1340447306]

約数ペア:

[(1, 1340447306), (2, 670223653), (11, 121858846), (22, 60929423), (61, 21974546), (122, 10987273), (671, 1997686), (1342, 998843)]