1728493390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{18289}}^1$

素因数の和:19036

約数の個数: 32

約数和(自身を含む): 3355410240

約数和(自身を除く): 1626916850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 727, 1454, 3635, 7270, 9451, 18289, 18902, 36578, 47255, 91445, 94510, 182890, 237757, 475514, 1188785, 2377570, 13296103, 26592206, 66480515, 132961030, 172849339, 345698678, 864246695, 1728493390]

約数ペア:

[(1, 1728493390), (2, 864246695), (5, 345698678), (10, 172849339), (13, 132961030), (26, 66480515), (65, 26592206), (130, 13296103), (727, 2377570), (1454, 1188785), (3635, 475514), (7270, 237757), (9451, 182890), (18289, 94510), (18902, 91445), (36578, 47255)]