2539004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 4831008

約数和(自身を除く): 2292004

約数列:

[1, 2, 4, 13, 26, 52, 157, 311, 314, 622, 628, 1244, 2041, 4043, 4082, 8086, 8164, 16172, 48827, 97654, 195308, 634751, 1269502, 2539004]

約数ペア:

[(1, 2539004), (2, 1269502), (4, 634751), (13, 195308), (26, 97654), (52, 48827), (157, 16172), (311, 8164), (314, 8086), (622, 4082), (628, 4043), (1244, 2041)]