12937185

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 23391360

約数和(自身を除く): 10454175

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1571, 1647, 2745, 4713, 7855, 8235, 14139, 23565, 42417, 70695, 95831, 212085, 287493, 479155, 862479, 1437465, 2587437, 4312395, 12937185]

約数ペア:

[(1, 12937185), (3, 4312395), (5, 2587437), (9, 1437465), (15, 862479), (27, 479155), (45, 287493), (61, 212085), (135, 95831), (183, 70695), (305, 42417), (549, 23565), (915, 14139), (1571, 8235), (1647, 7855), (2745, 4713)]