121242290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71741}}^1$

素因数の和:71774

約数の個数: 24

約数和(自身を含む): 236318148

約数和(自身を除く): 115075858

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 71741, 143482, 358705, 717410, 932633, 1865266, 4663165, 9326330, 12124229, 24248458, 60621145, 121242290]

約数ペア:

[(1, 121242290), (2, 60621145), (5, 24248458), (10, 12124229), (13, 9326330), (26, 4663165), (65, 1865266), (130, 932633), (169, 717410), (338, 358705), (845, 143482), (1690, 71741)]