81943836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3779}}^1$

素因数の和:3938

約数の個数: 48

約数和(自身を含む): 207446400

約数和(自身を除く): 125502564

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 139, 156, 278, 417, 556, 834, 1668, 1807, 3614, 3779, 5421, 7228, 7558, 10842, 11337, 15116, 21684, 22674, 45348, 49127, 98254, 147381, 196508, 294762, 525281, 589524, 1050562, 1575843, 2101124, 3151686, 6303372, 6828653, 13657306, 20485959, 27314612, 40971918, 81943836]

約数ペア:

[(1, 81943836), (2, 40971918), (3, 27314612), (4, 20485959), (6, 13657306), (12, 6828653), (13, 6303372), (26, 3151686), (39, 2101124), (52, 1575843), (78, 1050562), (139, 589524), (156, 525281), (278, 294762), (417, 196508), (556, 147381), (834, 98254), (1668, 49127), (1807, 45348), (3614, 22674), (3779, 21684), (5421, 15116), (7228, 11337), (7558, 10842)]