15820245

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{16741}}^1$

素因数の和:16762

約数の個数: 32

約数和(自身を含む): 32144640

約数和(自身を除く): 16324395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 16741, 50223, 83705, 117187, 150669, 251115, 351561, 452007, 585935, 753345, 1054683, 1757805, 2260035, 3164049, 5273415, 15820245]

約数ペア:

[(1, 15820245), (3, 5273415), (5, 3164049), (7, 2260035), (9, 1757805), (15, 1054683), (21, 753345), (27, 585935), (35, 452007), (45, 351561), (63, 251115), (105, 150669), (135, 117187), (189, 83705), (315, 50223), (945, 16741)]