398055139

素因数分解:

${\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{701}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 416145600

約数和(自身を除く): 18090461

約数列:

[1, 37, 103, 149, 701, 3811, 5513, 15347, 25937, 72203, 104449, 567839, 2671511, 3864613, 10758247, 398055139]

約数ペア:

[(1, 398055139), (37, 10758247), (103, 3864613), (149, 2671511), (701, 567839), (3811, 104449), (5513, 72203), (15347, 25937)]