864633

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 1520640

約数和(自身を除く): 656007

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 197, 209, 231, 399, 591, 627, 1379, 1463, 2167, 3743, 4137, 4389, 6501, 11229, 15169, 26201, 41173, 45507, 78603, 123519, 288211, 864633]

約数ペア:

[(1, 864633), (3, 288211), (7, 123519), (11, 78603), (19, 45507), (21, 41173), (33, 26201), (57, 15169), (77, 11229), (133, 6501), (197, 4389), (209, 4137), (231, 3743), (399, 2167), (591, 1463), (627, 1379)]