839306215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{6221}}^1$

素因数の和:6471

約数の個数: 24

約数和(自身を含む): 1112194944

約数和(自身を除く): 272888729

約数列:

[1, 5, 11, 55, 121, 223, 605, 1115, 2453, 6221, 12265, 26983, 31105, 68431, 134915, 342155, 752741, 1387283, 3763705, 6936415, 15260113, 76300565, 167861243, 839306215]

約数ペア:

[(1, 839306215), (5, 167861243), (11, 76300565), (55, 15260113), (121, 6936415), (223, 3763705), (605, 1387283), (1115, 752741), (2453, 342155), (6221, 134915), (12265, 68431), (26983, 31105)]