12981214

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:995

約数の個数: 16

約数和(自身を含む): 19945440

約数和(自身を除く): 6964226

約数列:

[1, 2, 71, 113, 142, 226, 809, 1618, 8023, 16046, 57439, 91417, 114878, 182834, 6490607, 12981214]

約数ペア:

[(1, 12981214), (2, 6490607), (71, 182834), (113, 114878), (142, 91417), (226, 57439), (809, 16046), (1618, 8023)]