27972695

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{719}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 34836480

約数和(自身を除く): 6863785

約数列:

[1, 5, 31, 155, 251, 719, 1255, 3595, 7781, 22289, 38905, 111445, 180469, 902345, 5594539, 27972695]

約数ペア:

[(1, 27972695), (5, 5594539), (31, 902345), (155, 180469), (251, 111445), (719, 38905), (1255, 22289), (3595, 7781)]