978171014

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1\times {\mathrm{4447}}^1$

素因数の和:5567

約数の個数: 16

約数和(自身を含む): 1482518400

約数和(自身を除く): 504347386

約数列:

[1, 2, 109, 218, 1009, 2018, 4447, 8894, 109981, 219962, 484723, 969446, 4487023, 8974046, 489085507, 978171014]

約数ペア:

[(1, 978171014), (2, 489085507), (109, 8974046), (218, 4487023), (1009, 969446), (2018, 484723), (4447, 219962), (8894, 109981)]