399173860799

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{653}}^1\times {\mathrm{4957}}^1$

素因数の和:5919

約数の個数: 32

約数和(自身を含む): 464849387520

約数和(自身を除く): 65675526721

約数列:

[1, 7, 79, 223, 553, 653, 1561, 4571, 4957, 17617, 34699, 51587, 123319, 145619, 361109, 391603, 1019333, 1105411, 2741221, 3236921, 7737877, 11503901, 22658447, 80527307, 87327469, 255716759, 611292283, 721833383, 1790017313, 5052833681, 57024837257, 399173860799]

約数ペア:

[(1, 399173860799), (7, 57024837257), (79, 5052833681), (223, 1790017313), (553, 721833383), (653, 611292283), (1561, 255716759), (4571, 87327469), (4957, 80527307), (17617, 22658447), (34699, 11503901), (51587, 7737877), (123319, 3236921), (145619, 2741221), (361109, 1105411), (391603, 1019333)]