2000999745

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{8821}}^1$

素因数の和:8974

約数の個数: 36

約数和(自身を含む): 3518337108

約数和(自身を除く): 1517337363

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5041, 8821, 15123, 25205, 26463, 44105, 45369, 75615, 79389, 132315, 226845, 396945, 626291, 1878873, 3131455, 5636619, 9394365, 28183095, 44466661, 133399983, 222333305, 400199949, 666999915, 2000999745]

約数ペア:

[(1, 2000999745), (3, 666999915), (5, 400199949), (9, 222333305), (15, 133399983), (45, 44466661), (71, 28183095), (213, 9394365), (355, 5636619), (639, 3131455), (1065, 1878873), (3195, 626291), (5041, 396945), (8821, 226845), (15123, 132315), (25205, 79389), (26463, 75615), (44105, 45369)]