72921255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{40177}}^1$

素因数の和:40207

約数の個数: 24

約数和(自身を含む): 128248176

約数和(自身を除く): 55326921

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 40177, 120531, 200885, 441947, 602655, 1325841, 2209735, 4861417, 6629205, 14584251, 24307085, 72921255]

約数ペア:

[(1, 72921255), (3, 24307085), (5, 14584251), (11, 6629205), (15, 4861417), (33, 2209735), (55, 1325841), (121, 602655), (165, 441947), (363, 200885), (605, 120531), (1815, 40177)]