489250090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{6989287}}^1$

素因数の和:6989301

約数の個数: 16

約数和(自身を含む): 1006457472

約数和(自身を除く): 517207382

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 6989287, 13978574, 34946435, 48925009, 69892870, 97850018, 244625045, 489250090]

約数ペア:

[(1, 489250090), (2, 244625045), (5, 97850018), (7, 69892870), (10, 48925009), (14, 34946435), (35, 13978574), (70, 6989287)]