2107689985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{631991}}^1$

素因数の和:632048

約数の個数: 16

約数和(自身を含む): 2730205440

約数和(自身を除く): 622515455

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 631991, 3159955, 14535793, 18327739, 72678965, 91638695, 421537997, 2107689985]

約数ペア:

[(1, 2107689985), (5, 421537997), (23, 91638695), (29, 72678965), (115, 18327739), (145, 14535793), (667, 3159955), (3335, 631991)]