28360069276

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{54581}}^1$

素因数の和:54851

約数の個数: 72

約数和(自身を含む): 63243945072

約数和(自身を除く): 34883875796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 241, 308, 482, 539, 964, 1078, 1687, 2156, 2651, 3374, 5302, 6748, 10604, 11809, 18557, 23618, 37114, 47236, 54581, 74228, 109162, 129899, 218324, 259798, 382067, 519596, 600391, 764134, 1200782, 1528268, 2401564, 2674469, 4202737, 5348938, 8405474, 10697876, 13154021, 16810948, 26308042, 29419159, 52616084, 58838318, 92078147, 117676636, 144694231, 184156294, 289388462, 368312588, 578776924, 644547029, 1012859617, 1289094058, 2025719234, 2578188116, 4051438468, 7090017319, 14180034638, 28360069276]

約数ペア:

[(1, 28360069276), (2, 14180034638), (4, 7090017319), (7, 4051438468), (11, 2578188116), (14, 2025719234), (22, 1289094058), (28, 1012859617), (44, 644547029), (49, 578776924), (77, 368312588), (98, 289388462), (154, 184156294), (196, 144694231), (241, 117676636), (308, 92078147), (482, 58838318), (539, 52616084), (964, 29419159), (1078, 26308042), (1687, 16810948), (2156, 13154021), (2651, 10697876), (3374, 8405474), (5302, 5348938), (6748, 4202737), (10604, 2674469), (11809, 2401564), (18557, 1528268), (23618, 1200782), (37114, 764134), (47236, 600391), (54581, 519596), (74228, 382067), (109162, 259798), (129899, 218324)]