15721128

素因数分解:

$2^3\times 3^5\times {\mathrm{8087}}^1$

素因数の和:8108

約数の個数: 48

約数和(自身を含む): 44160480

約数和(自身を除く): 28439352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 8087, 16174, 24261, 32348, 48522, 64696, 72783, 97044, 145566, 194088, 218349, 291132, 436698, 582264, 655047, 873396, 1310094, 1746792, 1965141, 2620188, 3930282, 5240376, 7860564, 15721128]

約数ペア:

[(1, 15721128), (2, 7860564), (3, 5240376), (4, 3930282), (6, 2620188), (8, 1965141), (9, 1746792), (12, 1310094), (18, 873396), (24, 655047), (27, 582264), (36, 436698), (54, 291132), (72, 218349), (81, 194088), (108, 145566), (162, 97044), (216, 72783), (243, 64696), (324, 48522), (486, 32348), (648, 24261), (972, 16174), (1944, 8087)]