15886866

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 32820480

約数和(自身を除く): 16933614

約数列:

[1, 2, 3, 6, 43, 86, 129, 139, 258, 278, 417, 443, 834, 886, 1329, 2658, 5977, 11954, 17931, 19049, 35862, 38098, 57147, 61577, 114294, 123154, 184731, 369462, 2647811, 5295622, 7943433, 15886866]

約数ペア:

[(1, 15886866), (2, 7943433), (3, 5295622), (6, 2647811), (43, 369462), (86, 184731), (129, 123154), (139, 114294), (258, 61577), (278, 57147), (417, 38098), (443, 35862), (834, 19049), (886, 17931), (1329, 11954), (2658, 5977)]