12120765

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 8615235

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 599, 1065, 1349, 1797, 2995, 4047, 6745, 8985, 11381, 20235, 34143, 42529, 56905, 127587, 170715, 212645, 637935, 808051, 2424153, 4040255, 12120765]

約数ペア:

[(1, 12120765), (3, 4040255), (5, 2424153), (15, 808051), (19, 637935), (57, 212645), (71, 170715), (95, 127587), (213, 56905), (285, 42529), (355, 34143), (599, 20235), (1065, 11381), (1349, 8985), (1797, 6745), (2995, 4047)]