56478630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144817}}^1$

素因数の和:144840

約数の個数: 32

約数和(自身を含む): 145976544

約数和(自身を除く): 89497914

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 144817, 289634, 434451, 724085, 868902, 1448170, 1882621, 2172255, 3765242, 4344510, 5647863, 9413105, 11295726, 18826210, 28239315, 56478630]

約数ペア:

[(1, 56478630), (2, 28239315), (3, 18826210), (5, 11295726), (6, 9413105), (10, 5647863), (13, 4344510), (15, 3765242), (26, 2172255), (30, 1882621), (39, 1448170), (65, 868902), (78, 724085), (130, 434451), (195, 289634), (390, 144817)]