39720537

素因数分解:

$3^5\times {\mathrm{223}}^1\times {\mathrm{733}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 59847424

約数和(自身を除く): 20126887

約数列:

[1, 3, 9, 27, 81, 223, 243, 669, 733, 2007, 2199, 6021, 6597, 18063, 19791, 54189, 59373, 163459, 178119, 490377, 1471131, 4413393, 13240179, 39720537]

約数ペア:

[(1, 39720537), (3, 13240179), (9, 4413393), (27, 1471131), (81, 490377), (223, 178119), (243, 163459), (669, 59373), (733, 54189), (2007, 19791), (2199, 18063), (6021, 6597)]