1607607

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:324

約数の個数: 20

約数和(自身を含む): 2439360

約数和(自身を除く): 831753

約数列:

[1, 3, 9, 27, 81, 89, 223, 267, 669, 801, 2007, 2403, 6021, 7209, 18063, 19847, 59541, 178623, 535869, 1607607]

約数ペア:

[(1, 1607607), (3, 535869), (9, 178623), (27, 59541), (81, 19847), (89, 18063), (223, 7209), (267, 6021), (669, 2403), (801, 2007)]