215434905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2411}}^1$

素因数の和:2486

約数の個数: 64

約数和(自身を含む): 422350848

約数和(自身を除く): 206915943

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 37, 69, 105, 111, 115, 161, 185, 259, 345, 483, 555, 777, 805, 851, 1295, 2411, 2415, 2553, 3885, 4255, 5957, 7233, 12055, 12765, 16877, 17871, 29785, 36165, 50631, 55453, 84385, 89207, 89355, 166359, 253155, 267621, 277265, 388171, 446035, 624449, 831795, 1164513, 1338105, 1873347, 1940855, 2051761, 3122245, 5822565, 6155283, 9366735, 10258805, 14362327, 30776415, 43086981, 71811635, 215434905]

約数ペア:

[(1, 215434905), (3, 71811635), (5, 43086981), (7, 30776415), (15, 14362327), (21, 10258805), (23, 9366735), (35, 6155283), (37, 5822565), (69, 3122245), (105, 2051761), (111, 1940855), (115, 1873347), (161, 1338105), (185, 1164513), (259, 831795), (345, 624449), (483, 446035), (555, 388171), (777, 277265), (805, 267621), (851, 253155), (1295, 166359), (2411, 89355), (2415, 89207), (2553, 84385), (3885, 55453), (4255, 50631), (5957, 36165), (7233, 29785), (12055, 17871), (12765, 16877)]