2049615

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1231}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 3651648

約数和(自身を除く): 1602033

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1231, 1665, 3693, 6155, 11079, 18465, 45547, 55395, 136641, 227735, 409923, 683205, 2049615]

約数ペア:

[(1, 2049615), (3, 683205), (5, 409923), (9, 227735), (15, 136641), (37, 55395), (45, 45547), (111, 18465), (185, 11079), (333, 6155), (555, 3693), (1231, 1665)]