71389812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1087}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 179981312

約数和(自身を除く): 108591500

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 421, 842, 1087, 1263, 1684, 2174, 2526, 3261, 4348, 5052, 5473, 6522, 10946, 13044, 14131, 16419, 21892, 28262, 32838, 42393, 56524, 65676, 84786, 169572, 457627, 915254, 1372881, 1830508, 2745762, 5491524, 5949151, 11898302, 17847453, 23796604, 35694906, 71389812]

約数ペア:

[(1, 71389812), (2, 35694906), (3, 23796604), (4, 17847453), (6, 11898302), (12, 5949151), (13, 5491524), (26, 2745762), (39, 1830508), (52, 1372881), (78, 915254), (156, 457627), (421, 169572), (842, 84786), (1087, 65676), (1263, 56524), (1684, 42393), (2174, 32838), (2526, 28262), (3261, 21892), (4348, 16419), (5052, 14131), (5473, 13044), (6522, 10946)]