291240360009

素因数分解:

$3^2\times {\mathrm{223}}^1\times {\mathrm{145112287}}^1$

素因数の和:145112516

約数の個数: 12

約数和(自身を含む): 422566982656

約数和(自身を除く): 131326622647

約数列:

[1, 3, 9, 223, 669, 2007, 145112287, 435336861, 1306010583, 32360040001, 97080120003, 291240360009]

約数ペア:

[(1, 291240360009), (3, 97080120003), (9, 32360040001), (223, 1306010583), (669, 435336861), (2007, 145112287)]