133281351

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{12979}}^1$

素因数の和:13155

約数の個数: 24

約数和(自身を含む): 221386880

約数和(自身を除く): 88105529

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 10269, 12979, 38937, 90853, 116811, 272559, 817677, 2115577, 6346731, 14809039, 19040193, 44427117, 133281351]

約数ペア:

[(1, 133281351), (3, 44427117), (7, 19040193), (9, 14809039), (21, 6346731), (63, 2115577), (163, 817677), (489, 272559), (1141, 116811), (1467, 90853), (3423, 38937), (10269, 12979)]