388637834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2647}}^1\times {\mathrm{5647}}^1$

素因数の和:8309

約数の個数: 16

約数和(自身を含む): 628147968

約数和(自身を除く): 239510134

約数列:

[1, 2, 13, 26, 2647, 5294, 5647, 11294, 34411, 68822, 73411, 146822, 14947609, 29895218, 194318917, 388637834]

約数ペア:

[(1, 388637834), (2, 194318917), (13, 29895218), (26, 14947609), (2647, 146822), (5294, 73411), (5647, 68822), (11294, 34411)]