501688947

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 693683200

約数和(自身を除く): 191994253

約数列:

[1, 3, 79, 97, 139, 157, 237, 291, 417, 471, 7663, 10981, 12403, 13483, 15229, 21823, 22989, 32943, 37209, 40449, 45687, 65469, 1065157, 1203091, 1724017, 2116831, 3195471, 3609273, 5172051, 6350493, 167229649, 501688947]

約数ペア:

[(1, 501688947), (3, 167229649), (79, 6350493), (97, 5172051), (139, 3609273), (157, 3195471), (237, 2116831), (291, 1724017), (417, 1203091), (471, 1065157), (7663, 65469), (10981, 45687), (12403, 40449), (13483, 37209), (15229, 32943), (21823, 22989)]