42778268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1579}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 80826480

約数和(自身を除く): 38048212

約数列:

[1, 2, 4, 13, 26, 52, 521, 1042, 1579, 2084, 3158, 6316, 6773, 13546, 20527, 27092, 41054, 82108, 822659, 1645318, 3290636, 10694567, 21389134, 42778268]

約数ペア:

[(1, 42778268), (2, 21389134), (4, 10694567), (13, 3290636), (26, 1645318), (52, 822659), (521, 82108), (1042, 41054), (1579, 27092), (2084, 20527), (3158, 13546), (6316, 6773)]