138289018

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{429469}}^1$

素因数の和:429501

約数の個数: 16

約数和(自身を含む): 247374720

約数和(自身を除く): 109085702

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 429469, 858938, 3006283, 6012566, 9877787, 19755574, 69144509, 138289018]

約数ペア:

[(1, 138289018), (2, 69144509), (7, 19755574), (14, 9877787), (23, 6012566), (46, 3006283), (161, 858938), (322, 429469)]