1999242515

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1\times {\mathrm{4421}}^1$

素因数の和:5182

約数の個数: 16

約数和(自身を含む): 2419718400

約数和(自身を除く): 420475885

約数列:

[1, 5, 149, 607, 745, 3035, 4421, 22105, 90443, 452215, 658729, 2683547, 3293645, 13417735, 399848503, 1999242515]

約数ペア:

[(1, 1999242515), (5, 399848503), (149, 13417735), (607, 3293645), (745, 2683547), (3035, 658729), (4421, 452215), (22105, 90443)]