978980090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8899819}}^1$

素因数の和:8899837

約数の個数: 16

約数和(自身を含む): 1922361120

約数和(自身を除く): 943381030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 8899819, 17799638, 44499095, 88998190, 97898009, 195796018, 489490045, 978980090]

約数ペア:

[(1, 978980090), (2, 489490045), (5, 195796018), (10, 97898009), (11, 88998190), (22, 44499095), (55, 17799638), (110, 8899819)]