42561990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{157637}}^1$

素因数の和:157653

約数の個数: 32

約数和(自身を含む): 113499360

約数和(自身を除く): 70937370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 157637, 315274, 472911, 788185, 945822, 1418733, 1576370, 2364555, 2837466, 4256199, 4729110, 7093665, 8512398, 14187330, 21280995, 42561990]

約数ペア:

[(1, 42561990), (2, 21280995), (3, 14187330), (5, 8512398), (6, 7093665), (9, 4729110), (10, 4256199), (15, 2837466), (18, 2364555), (27, 1576370), (30, 1418733), (45, 945822), (54, 788185), (90, 472911), (135, 315274), (270, 157637)]