12756015

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1549}}^1$

素因数の和:1624

約数の個数: 32

約数和(自身を含む): 23064000

約数和(自身を除く): 10307985

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1549, 1647, 2745, 4647, 7745, 8235, 13941, 23235, 41823, 69705, 94489, 209115, 283467, 472445, 850401, 1417335, 2551203, 4252005, 12756015]

約数ペア:

[(1, 12756015), (3, 4252005), (5, 2551203), (9, 1417335), (15, 850401), (27, 472445), (45, 283467), (61, 209115), (135, 94489), (183, 69705), (305, 41823), (549, 23235), (915, 13941), (1549, 8235), (1647, 7745), (2745, 4647)]