210378427

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1\times {\mathrm{677}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 243689472

約数和(自身を除く): 33311045

約数列:

[1, 7, 103, 431, 677, 721, 3017, 4739, 44393, 69731, 291787, 310751, 488117, 2042509, 30054061, 210378427]

約数ペア:

[(1, 210378427), (7, 30054061), (103, 2042509), (431, 488117), (677, 310751), (721, 291787), (3017, 69731), (4739, 44393)]