189928905

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1283}}^1$

素因数の和:1501

約数の個数: 32

約数和(自身を含む): 310625280

約数和(自身を除く): 120696375

約数列:

[1, 3, 5, 15, 71, 139, 213, 355, 417, 695, 1065, 1283, 2085, 3849, 6415, 9869, 19245, 29607, 49345, 91093, 148035, 178337, 273279, 455465, 535011, 891685, 1366395, 2675055, 12661927, 37985781, 63309635, 189928905]

約数ペア:

[(1, 189928905), (3, 63309635), (5, 37985781), (15, 12661927), (71, 2675055), (139, 1366395), (213, 891685), (355, 535011), (417, 455465), (695, 273279), (1065, 178337), (1283, 148035), (2085, 91093), (3849, 49345), (6415, 29607), (9869, 19245)]