98951990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139369}}^1$

素因数の和:139447

約数の個数: 16

約数和(自身を含む): 180623520

約数和(自身を除く): 81671530

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 139369, 278738, 696845, 1393690, 9895199, 19790398, 49475995, 98951990]

約数ペア:

[(1, 98951990), (2, 49475995), (5, 19790398), (10, 9895199), (71, 1393690), (142, 696845), (355, 278738), (710, 139369)]