138708778

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{21599}}^1$

素因数の和:21646

約数の個数: 24

約数和(自身を含む): 237168000

約数和(自身を除く): 98459222

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 3211, 6422, 21599, 43198, 280787, 410381, 561574, 820762, 3650231, 5334953, 7300462, 10669906, 69354389, 138708778]

約数ペア:

[(1, 138708778), (2, 69354389), (13, 10669906), (19, 7300462), (26, 5334953), (38, 3650231), (169, 820762), (247, 561574), (338, 410381), (494, 280787), (3211, 43198), (6422, 21599)]