16177165

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 21482496

約数和(自身を除く): 5305331

約数列:

[1, 5, 23, 41, 47, 73, 115, 205, 235, 365, 943, 1081, 1679, 1927, 2993, 3431, 4715, 5405, 8395, 9635, 14965, 17155, 44321, 68839, 78913, 140671, 221605, 344195, 394565, 703355, 3235433, 16177165]

約数ペア:

[(1, 16177165), (5, 3235433), (23, 703355), (41, 394565), (47, 344195), (73, 221605), (115, 140671), (205, 78913), (235, 68839), (365, 44321), (943, 17155), (1081, 14965), (1679, 9635), (1927, 8395), (2993, 5405), (3431, 4715)]