1018782009

素因数分解:

$3^3\times 7^1\times {\mathrm{5390381}}^1$

素因数の和:5390397

約数の個数: 16

約数和(自身を含む): 1724922240

約数和(自身を除く): 706140231

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 5390381, 16171143, 37732667, 48513429, 113198001, 145540287, 339594003, 1018782009]

約数ペア:

[(1, 1018782009), (3, 339594003), (7, 145540287), (9, 113198001), (21, 48513429), (27, 37732667), (63, 16171143), (189, 5390381)]