6643845

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 12750192

約数和(自身を除く): 6106347

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 195, 205, 277, 369, 533, 585, 615, 831, 1385, 1599, 1845, 2493, 2665, 3601, 4155, 4797, 7995, 10803, 11357, 12465, 18005, 23985, 32409, 34071, 54015, 56785, 102213, 147641, 162045, 170355, 442923, 511065, 738205, 1328769, 2214615, 6643845]

約数ペア:

[(1, 6643845), (3, 2214615), (5, 1328769), (9, 738205), (13, 511065), (15, 442923), (39, 170355), (41, 162045), (45, 147641), (65, 102213), (117, 56785), (123, 54015), (195, 34071), (205, 32409), (277, 23985), (369, 18005), (533, 12465), (585, 11357), (615, 10803), (831, 7995), (1385, 4797), (1599, 4155), (1845, 3601), (2493, 2665)]