2155365

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 3770208

約数和(自身を除く): 1614843

約数列:

[1, 3, 5, 9, 15, 45, 211, 227, 633, 681, 1055, 1135, 1899, 2043, 3165, 3405, 9495, 10215, 47897, 143691, 239485, 431073, 718455, 2155365]

約数ペア:

[(1, 2155365), (3, 718455), (5, 431073), (9, 239485), (15, 143691), (45, 47897), (211, 10215), (227, 9495), (633, 3405), (681, 3165), (1055, 2043), (1135, 1899)]