2081408161

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{617}}^1\times {\mathrm{911}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 2493437184

約数和(自身を除く): 412029023

約数列:

[1, 7, 23, 161, 529, 617, 911, 3703, 4319, 6377, 14191, 20953, 99337, 146671, 326393, 481919, 562087, 2284751, 3373433, 3934609, 12928001, 90496007, 297344023, 2081408161]

約数ペア:

[(1, 2081408161), (7, 297344023), (23, 90496007), (161, 12928001), (529, 3934609), (617, 3373433), (911, 2284751), (3703, 562087), (4319, 481919), (6377, 326393), (14191, 146671), (20953, 99337)]