72473121

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{31091}}^1$

素因数の和:31141

約数の個数: 24

約数和(自身を含む): 122875584

約数和(自身を除く): 50402463

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 31091, 93273, 217637, 279819, 652911, 1150367, 1958733, 3451101, 8052569, 10353303, 24157707, 72473121]

約数ペア:

[(1, 72473121), (3, 24157707), (7, 10353303), (9, 8052569), (21, 3451101), (37, 1958733), (63, 1150367), (111, 652911), (259, 279819), (333, 217637), (777, 93273), (2331, 31091)]