155986131

素因数分解:

$3^1\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{3727}}^1$

素因数の和:5730

約数の個数: 16

約数和(自身を含む): 237876224

約数和(自身を除く): 81890093

約数列:

[1, 3, 7, 21, 1993, 3727, 5979, 11181, 13951, 26089, 41853, 78267, 7427911, 22283733, 51995377, 155986131]

約数ペア:

[(1, 155986131), (3, 51995377), (7, 22283733), (21, 7427911), (1993, 78267), (3727, 41853), (5979, 26089), (11181, 13951)]