64709535

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20641}}^1$

素因数の和:20679

約数の個数: 32

約数和(自身を含む): 118897920

約数和(自身を除く): 54188385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 20641, 61923, 103205, 227051, 309615, 392179, 681153, 1135255, 1176537, 1960895, 3405765, 4313969, 5882685, 12941907, 21569845, 64709535]

約数ペア:

[(1, 64709535), (3, 21569845), (5, 12941907), (11, 5882685), (15, 4313969), (19, 3405765), (33, 1960895), (55, 1176537), (57, 1135255), (95, 681153), (165, 392179), (209, 309615), (285, 227051), (627, 103205), (1045, 61923), (3135, 20641)]