71505231

素因数分解:

$3^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{3121}}^1$

素因数の和:4222

約数の個数: 16

約数和(自身を含む): 109095168

約数和(自身を除く): 37589937

約数列:

[1, 3, 7, 21, 1091, 3121, 3273, 7637, 9363, 21847, 22911, 65541, 3405011, 10215033, 23835077, 71505231]

約数ペア:

[(1, 71505231), (3, 23835077), (7, 10215033), (21, 3405011), (1091, 65541), (3121, 22911), (3273, 21847), (7637, 9363)]