2013649623

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{743}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 3064089600

約数和(自身を除く): 1050439977

約数列:

[1, 3, 9, 43, 47, 129, 141, 149, 387, 423, 447, 743, 1341, 2021, 2229, 6063, 6407, 6687, 7003, 18189, 19221, 21009, 31949, 34921, 57663, 63027, 95847, 104763, 110707, 287541, 301129, 314289, 332121, 903387, 996363, 1501603, 2710161, 4504809, 4760401, 5203229, 13514427, 14281203, 15609687, 42843609, 46829061, 223738847, 671216541, 2013649623]

約数ペア:

[(1, 2013649623), (3, 671216541), (9, 223738847), (43, 46829061), (47, 42843609), (129, 15609687), (141, 14281203), (149, 13514427), (387, 5203229), (423, 4760401), (447, 4504809), (743, 2710161), (1341, 1501603), (2021, 996363), (2229, 903387), (6063, 332121), (6407, 314289), (6687, 301129), (7003, 287541), (18189, 110707), (19221, 104763), (21009, 95847), (31949, 63027), (34921, 57663)]