978018970

素因数分解:

$2^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{405817}}^1$

素因数の和:406065

約数の個数: 16

約数和(自身を含む): 1767743208

約数和(自身を除く): 789724238

約数列:

[1, 2, 5, 10, 241, 482, 1205, 2410, 405817, 811634, 2029085, 4058170, 97801897, 195603794, 489009485, 978018970]

約数ペア:

[(1, 978018970), (2, 489009485), (5, 195603794), (10, 97801897), (241, 4058170), (482, 2029085), (1205, 811634), (2410, 405817)]