64882359

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 36

約数和(自身を含む): 101272600

約数和(自身を除く): 36390241

約数列:

[1, 3, 9, 19, 57, 59, 109, 171, 177, 327, 531, 981, 1121, 2071, 3363, 3481, 6213, 6431, 10089, 10443, 18639, 19293, 31329, 57879, 66139, 122189, 198417, 366567, 379429, 595251, 1099701, 1138287, 3414861, 7209151, 21627453, 64882359]

約数ペア:

[(1, 64882359), (3, 21627453), (9, 7209151), (19, 3414861), (57, 1138287), (59, 1099701), (109, 595251), (171, 379429), (177, 366567), (327, 198417), (531, 122189), (981, 66139), (1121, 57879), (2071, 31329), (3363, 19293), (3481, 18639), (6213, 10443), (6431, 10089)]