161873559

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{983}}^1$

素因数の和:1121

約数の個数: 40

約数和(自身を含む): 257178240

約数和(自身を除く): 95304681

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 171, 321, 513, 963, 983, 1539, 2033, 2889, 2949, 6099, 8667, 8847, 18297, 18677, 26541, 54891, 56031, 79623, 105181, 164673, 168093, 315543, 504279, 946629, 1512837, 1998439, 2839887, 5995317, 8519661, 17985951, 53957853, 161873559]

約数ペア:

[(1, 161873559), (3, 53957853), (9, 17985951), (19, 8519661), (27, 5995317), (57, 2839887), (81, 1998439), (107, 1512837), (171, 946629), (321, 504279), (513, 315543), (963, 168093), (983, 164673), (1539, 105181), (2033, 79623), (2889, 56031), (2949, 54891), (6099, 26541), (8667, 18677), (8847, 18297)]