216611759

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 279552000

約数和(自身を除く): 62940241

約数列:

[1, 7, 13, 29, 79, 91, 203, 377, 553, 1027, 1039, 2291, 2639, 7189, 7273, 13507, 16037, 29783, 30131, 82081, 94549, 208481, 210917, 391703, 574567, 1067053, 2380349, 2741921, 7469371, 16662443, 30944537, 216611759]

約数ペア:

[(1, 216611759), (7, 30944537), (13, 16662443), (29, 7469371), (79, 2741921), (91, 2380349), (203, 1067053), (377, 574567), (553, 391703), (1027, 210917), (1039, 208481), (2291, 94549), (2639, 82081), (7189, 30131), (7273, 29783), (13507, 16037)]