397442877

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 594711936

約数和(自身を除く): 197269059

約数列:

[1, 3, 13, 39, 61, 71, 169, 181, 183, 213, 507, 543, 793, 923, 2353, 2379, 2769, 4331, 7059, 10309, 11041, 11999, 12851, 12993, 30589, 30927, 33123, 35997, 38553, 56303, 91767, 143533, 167063, 168909, 430599, 501189, 731939, 783911, 1865929, 2171819, 2195817, 2351733, 5597787, 6515457, 10190843, 30572529, 132480959, 397442877]

約数ペア:

[(1, 397442877), (3, 132480959), (13, 30572529), (39, 10190843), (61, 6515457), (71, 5597787), (169, 2351733), (181, 2195817), (183, 2171819), (213, 1865929), (507, 783911), (543, 731939), (793, 501189), (923, 430599), (2353, 168909), (2379, 167063), (2769, 143533), (4331, 91767), (7059, 56303), (10309, 38553), (11041, 35997), (11999, 33123), (12851, 30927), (12993, 30589)]