47981685

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1279}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 79994880

約数和(自身を除く): 32013195

約数列:

[1, 3, 5, 15, 41, 61, 123, 183, 205, 305, 615, 915, 1279, 2501, 3837, 6395, 7503, 12505, 19185, 37515, 52439, 78019, 157317, 234057, 262195, 390095, 786585, 1170285, 3198779, 9596337, 15993895, 47981685]

約数ペア:

[(1, 47981685), (3, 15993895), (5, 9596337), (15, 3198779), (41, 1170285), (61, 786585), (123, 390095), (183, 262195), (205, 234057), (305, 157317), (615, 78019), (915, 52439), (1279, 37515), (2501, 19185), (3837, 12505), (6395, 7503)]