15189909

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7457}}^1$

素因数の和:7564

約数の個数: 16

約数和(自身を含む): 23388288

約数和(自身を除く): 8198379

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 7457, 22371, 52199, 156597, 723329, 2169987, 5063303, 15189909]

約数ペア:

[(1, 15189909), (3, 5063303), (7, 2169987), (21, 723329), (97, 156597), (291, 52199), (679, 22371), (2037, 7457)]