1985725854

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3361}}^1$

素因数の和:3903

約数の個数: 80

約数和(自身を含む): 5096415456

約数和(自身を除く): 3110689602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 521, 567, 1042, 1134, 1563, 3126, 3361, 3647, 4689, 6722, 7294, 9378, 10083, 10941, 14067, 20166, 21882, 23527, 28134, 30249, 32823, 42201, 47054, 60498, 65646, 70581, 84402, 90747, 98469, 141162, 181494, 196938, 211743, 272241, 295407, 423486, 544482, 590814, 635229, 1270458, 1751081, 1905687, 3502162, 3811374, 5253243, 10506486, 12257567, 15759729, 24515134, 31519458, 36772701, 47279187, 73545402, 94558374, 110318103, 141837561, 220636206, 283675122, 330954309, 661908618, 992862927, 1985725854]

約数ペア:

[(1, 1985725854), (2, 992862927), (3, 661908618), (6, 330954309), (7, 283675122), (9, 220636206), (14, 141837561), (18, 110318103), (21, 94558374), (27, 73545402), (42, 47279187), (54, 36772701), (63, 31519458), (81, 24515134), (126, 15759729), (162, 12257567), (189, 10506486), (378, 5253243), (521, 3811374), (567, 3502162), (1042, 1905687), (1134, 1751081), (1563, 1270458), (3126, 635229), (3361, 590814), (3647, 544482), (4689, 423486), (6722, 295407), (7294, 272241), (9378, 211743), (10083, 196938), (10941, 181494), (14067, 141162), (20166, 98469), (21882, 90747), (23527, 84402), (28134, 70581), (30249, 65646), (32823, 60498), (42201, 47054)]