291115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 16

約数和(自身を含む): 391680

約数和(自身を除く): 100565

約数列:

[1, 5, 11, 55, 67, 79, 335, 395, 737, 869, 3685, 4345, 5293, 26465, 58223, 291115]

約数ペア:

[(1, 291115), (5, 58223), (11, 26465), (55, 5293), (67, 4345), (79, 3685), (335, 869), (395, 737)]