64521435

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1871}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 119508480

約数和(自身を除く): 54987045

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 121, 165, 209, 285, 363, 605, 627, 1045, 1815, 1871, 2299, 3135, 5613, 6897, 9355, 11495, 20581, 28065, 34485, 35549, 61743, 102905, 106647, 177745, 226391, 308715, 391039, 533235, 679173, 1131955, 1173117, 1955195, 3395865, 4301429, 5865585, 12904287, 21507145, 64521435]

約数ペア:

[(1, 64521435), (3, 21507145), (5, 12904287), (11, 5865585), (15, 4301429), (19, 3395865), (33, 1955195), (55, 1173117), (57, 1131955), (95, 679173), (121, 533235), (165, 391039), (209, 308715), (285, 226391), (363, 177745), (605, 106647), (627, 102905), (1045, 61743), (1815, 35549), (1871, 34485), (2299, 28065), (3135, 20581), (5613, 11495), (6897, 9355)]