27901705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 37997568

約数和(自身を除く): 10095863

約数列:

[1, 5, 13, 31, 61, 65, 155, 227, 305, 403, 793, 1135, 1891, 2015, 2951, 3965, 7037, 9455, 13847, 14755, 24583, 35185, 69235, 91481, 122915, 180011, 429257, 457405, 900055, 2146285, 5580341, 27901705]

約数ペア:

[(1, 27901705), (5, 5580341), (13, 2146285), (31, 900055), (61, 457405), (65, 429257), (155, 180011), (227, 122915), (305, 91481), (403, 69235), (793, 35185), (1135, 24583), (1891, 14755), (2015, 13847), (2951, 9455), (3965, 7037)]