138411609

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{33457}}^1$

素因数の和:33664

約数の個数: 16

約数和(自身を含む): 211989888

約数和(自身を除く): 73578279

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 33457, 100371, 234199, 702597, 6591029, 19773087, 46137203, 138411609]

約数ペア:

[(1, 138411609), (3, 46137203), (7, 19773087), (21, 6591029), (197, 702597), (591, 234199), (1379, 100371), (4137, 33457)]