26828490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68791}}^1$

素因数の和:68814

約数の個数: 32

約数和(自身を含む): 69342336

約数和(自身を除く): 42513846

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 68791, 137582, 206373, 343955, 412746, 687910, 894283, 1031865, 1788566, 2063730, 2682849, 4471415, 5365698, 8942830, 13414245, 26828490]

約数ペア:

[(1, 26828490), (2, 13414245), (3, 8942830), (5, 5365698), (6, 4471415), (10, 2682849), (13, 2063730), (15, 1788566), (26, 1031865), (30, 894283), (39, 687910), (65, 412746), (78, 343955), (130, 206373), (195, 137582), (390, 68791)]