28676956

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 65270016

約数和(自身を除く): 36593060

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 283, 308, 329, 517, 539, 566, 658, 1034, 1078, 1132, 1316, 1981, 2068, 2156, 2303, 3113, 3619, 3962, 4606, 6226, 7238, 7924, 9212, 12452, 13301, 13867, 14476, 21791, 25333, 26602, 27734, 43582, 50666, 53204, 55468, 87164, 93107, 101332, 146311, 152537, 186214, 292622, 305074, 372428, 585244, 610148, 651749, 1024177, 1303498, 2048354, 2606996, 4096708, 7169239, 14338478, 28676956]

約数ペア:

[(1, 28676956), (2, 14338478), (4, 7169239), (7, 4096708), (11, 2606996), (14, 2048354), (22, 1303498), (28, 1024177), (44, 651749), (47, 610148), (49, 585244), (77, 372428), (94, 305074), (98, 292622), (154, 186214), (188, 152537), (196, 146311), (283, 101332), (308, 93107), (329, 87164), (517, 55468), (539, 53204), (566, 50666), (658, 43582), (1034, 27734), (1078, 26602), (1132, 25333), (1316, 21791), (1981, 14476), (2068, 13867), (2156, 13301), (2303, 12452), (3113, 9212), (3619, 7924), (3962, 7238), (4606, 6226)]