1405666

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 16

約数和(自身を含む): 2187000

約数和(自身を除く): 781334

約数列:

[1, 2, 53, 89, 106, 149, 178, 298, 4717, 7897, 9434, 13261, 15794, 26522, 702833, 1405666]

約数ペア:

[(1, 1405666), (2, 702833), (53, 26522), (89, 15794), (106, 13261), (149, 9434), (178, 7897), (298, 4717)]