42789188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4177}}^1$

素因数の和:4391

約数の個数: 24

約数和(自身を含む): 81069912

約数和(自身を除く): 38280724

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 4177, 5122, 8354, 10244, 16708, 54301, 108602, 217204, 822869, 1645738, 3291476, 10697297, 21394594, 42789188]

約数ペア:

[(1, 42789188), (2, 21394594), (4, 10697297), (13, 3291476), (26, 1645738), (52, 822869), (197, 217204), (394, 108602), (788, 54301), (2561, 16708), (4177, 10244), (5122, 8354)]