221355903

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{7753}}^1$

素因数の和:8094

約数の個数: 16

約数和(自身を含む): 305693696

約数和(自身を除く): 84337793

約数列:

[1, 3, 31, 93, 307, 921, 7753, 9517, 23259, 28551, 240343, 721029, 2380171, 7140513, 73785301, 221355903]

約数ペア:

[(1, 221355903), (3, 73785301), (31, 7140513), (93, 2380171), (307, 721029), (921, 240343), (7753, 28551), (9517, 23259)]