47990151

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{53861}}^1$

素因数の和:53884

約数の個数: 20

約数和(自身を含む): 78207624

約数和(自身を除く): 30217473

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 53861, 161583, 484749, 592471, 1454247, 1777413, 4362741, 5332239, 15996717, 47990151]

約数ペア:

[(1, 47990151), (3, 15996717), (9, 5332239), (11, 4362741), (27, 1777413), (33, 1454247), (81, 592471), (99, 484749), (297, 161583), (891, 53861)]