679780276

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{2551}}^1$

素因数の和:2900

約数の個数: 48

約数和(自身を含む): 1408540672

約数和(自身を除く): 728760396

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 307, 434, 614, 868, 1228, 2149, 2551, 4298, 5102, 8596, 9517, 10204, 17857, 19034, 35714, 38068, 66619, 71428, 79081, 133238, 158162, 266476, 316324, 553567, 783157, 1107134, 1566314, 2214268, 3132628, 5482099, 10964198, 21928396, 24277867, 48555734, 97111468, 169945069, 339890138, 679780276]

約数ペア:

[(1, 679780276), (2, 339890138), (4, 169945069), (7, 97111468), (14, 48555734), (28, 24277867), (31, 21928396), (62, 10964198), (124, 5482099), (217, 3132628), (307, 2214268), (434, 1566314), (614, 1107134), (868, 783157), (1228, 553567), (2149, 316324), (2551, 266476), (4298, 158162), (5102, 133238), (8596, 79081), (9517, 71428), (10204, 66619), (17857, 38068), (19034, 35714)]