131268844

素因数分解:

$2^2\times 7^3\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 269684800

約数和(自身を除く): 138415956

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 241, 343, 397, 482, 686, 794, 964, 1372, 1588, 1687, 2779, 3374, 5558, 6748, 11116, 11809, 19453, 23618, 38906, 47236, 77812, 82663, 95677, 136171, 165326, 191354, 272342, 330652, 382708, 544684, 669739, 1339478, 2678956, 4688173, 9376346, 18752692, 32817211, 65634422, 131268844]

約数ペア:

[(1, 131268844), (2, 65634422), (4, 32817211), (7, 18752692), (14, 9376346), (28, 4688173), (49, 2678956), (98, 1339478), (196, 669739), (241, 544684), (343, 382708), (397, 330652), (482, 272342), (686, 191354), (794, 165326), (964, 136171), (1372, 95677), (1588, 82663), (1687, 77812), (2779, 47236), (3374, 38906), (5558, 23618), (6748, 19453), (11116, 11809)]