72281409

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{8363}}^1$

素因数の和:8476

約数の個数: 16

約数和(自身を含む): 100100352

約数和(自身を除く): 27818943

約数列:

[1, 3, 43, 67, 129, 201, 2881, 8363, 8643, 25089, 359609, 560321, 1078827, 1680963, 24093803, 72281409]

約数ペア:

[(1, 72281409), (3, 24093803), (43, 1680963), (67, 1078827), (129, 560321), (201, 359609), (2881, 25089), (8363, 8643)]