212218929

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 341228160

約数和(自身を除く): 129009231

約数列:

[1, 3, 9, 13, 39, 59, 71, 117, 177, 213, 433, 531, 639, 767, 923, 1299, 2301, 2769, 3897, 4189, 5629, 6903, 8307, 12567, 16887, 25547, 30743, 37701, 50661, 54457, 76641, 92229, 163371, 229923, 276687, 332111, 399659, 490113, 996333, 1198977, 1813837, 2988999, 3596931, 5441511, 16324533, 23579881, 70739643, 212218929]

約数ペア:

[(1, 212218929), (3, 70739643), (9, 23579881), (13, 16324533), (39, 5441511), (59, 3596931), (71, 2988999), (117, 1813837), (177, 1198977), (213, 996333), (433, 490113), (531, 399659), (639, 332111), (767, 276687), (923, 229923), (1299, 163371), (2301, 92229), (2769, 76641), (3897, 54457), (4189, 50661), (5629, 37701), (6903, 30743), (8307, 25547), (12567, 16887)]