213807854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{883}}^1$

素因数の和:1104

約数の個数: 32

約数和(自身を含む): 353458560

約数和(自身を除く): 139650706

約数列:

[1, 2, 13, 26, 67, 134, 139, 278, 871, 883, 1742, 1766, 1807, 3614, 9313, 11479, 18626, 22958, 59161, 118322, 121069, 122737, 242138, 245474, 769093, 1538186, 1595581, 3191162, 8223379, 16446758, 106903927, 213807854]

約数ペア:

[(1, 213807854), (2, 106903927), (13, 16446758), (26, 8223379), (67, 3191162), (134, 1595581), (139, 1538186), (278, 769093), (871, 245474), (883, 242138), (1742, 122737), (1766, 121069), (1807, 118322), (3614, 59161), (9313, 22958), (11479, 18626)]