2009291135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{267727}}^1$

素因数の和:267830

約数の個数: 16

約数和(自身を含む): 2570188800

約数和(自身を除く): 560897665

約数列:

[1, 5, 19, 79, 95, 395, 1501, 7505, 267727, 1338635, 5086813, 21150433, 25434065, 105752165, 401858227, 2009291135]

約数ペア:

[(1, 2009291135), (5, 401858227), (19, 105752165), (79, 25434065), (95, 21150433), (395, 5086813), (1501, 1338635), (7505, 267727)]