13021155

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{1531}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 26767104

約数和(自身を除く): 13745949

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1531, 1701, 2835, 4593, 7655, 8505, 10717, 13779, 22965, 32151, 41337, 53585, 68895, 96453, 124011, 160755, 206685, 289359, 372033, 482265, 620055, 868077, 1446795, 1860165, 2604231, 4340385, 13021155]

約数ペア:

[(1, 13021155), (3, 4340385), (5, 2604231), (7, 1860165), (9, 1446795), (15, 868077), (21, 620055), (27, 482265), (35, 372033), (45, 289359), (63, 206685), (81, 160755), (105, 124011), (135, 96453), (189, 68895), (243, 53585), (315, 41337), (405, 32151), (567, 22965), (945, 13779), (1215, 10717), (1531, 8505), (1701, 7655), (2835, 4593)]