78908004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{313127}}^1$

素因数の和:313144

約数の個数: 36

約数和(自身を含む): 227957184

約数和(自身を除く): 149049180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 313127, 626254, 939381, 1252508, 1878762, 2191889, 2818143, 3757524, 4383778, 5636286, 6575667, 8767556, 11272572, 13151334, 19727001, 26302668, 39454002, 78908004]

約数ペア:

[(1, 78908004), (2, 39454002), (3, 26302668), (4, 19727001), (6, 13151334), (7, 11272572), (9, 8767556), (12, 6575667), (14, 5636286), (18, 4383778), (21, 3757524), (28, 2818143), (36, 2191889), (42, 1878762), (63, 1252508), (84, 939381), (126, 626254), (252, 313127)]