40870431

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 73801728

約数和(自身を除く): 32931297

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 357, 527, 651, 1071, 1231, 1581, 1953, 3689, 3693, 4743, 8617, 11067, 11079, 20927, 25851, 33201, 38161, 62781, 77553, 114483, 146489, 188343, 267127, 343449, 439467, 648737, 801381, 1318401, 1946211, 2404143, 4541159, 5838633, 13623477, 40870431]

約数ペア:

[(1, 40870431), (3, 13623477), (7, 5838633), (9, 4541159), (17, 2404143), (21, 1946211), (31, 1318401), (51, 801381), (63, 648737), (93, 439467), (119, 343449), (153, 267127), (217, 188343), (279, 146489), (357, 114483), (527, 77553), (651, 62781), (1071, 38161), (1231, 33201), (1581, 25851), (1953, 20927), (3689, 11079), (3693, 11067), (4743, 8617)]