72640503

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{206953}}^1$

素因数の和:206975

約数の個数: 16

約数和(自身を含む): 115894240

約数和(自身を除く): 43253737

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 206953, 620859, 1862577, 2690389, 5587731, 8071167, 24213501, 72640503]

約数ペア:

[(1, 72640503), (3, 24213501), (9, 8071167), (13, 5587731), (27, 2690389), (39, 1862577), (117, 620859), (351, 206953)]