156919427

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 193019904

約数和(自身を除く): 36100477

約数列:

[1, 7, 31, 43, 67, 217, 251, 301, 469, 1333, 1757, 2077, 2881, 7781, 9331, 10793, 14539, 16817, 20167, 54467, 75551, 89311, 117719, 334583, 521327, 625177, 723131, 2342081, 3649289, 5061917, 22417061, 156919427]

約数ペア:

[(1, 156919427), (7, 22417061), (31, 5061917), (43, 3649289), (67, 2342081), (217, 723131), (251, 625177), (301, 521327), (469, 334583), (1333, 117719), (1757, 89311), (2077, 75551), (2881, 54467), (7781, 20167), (9331, 16817), (10793, 14539)]