288673

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:204

約数の個数: 16

約数和(自身を含む): 377856

約数和(自身を除く): 89183

約数列:

[1, 7, 11, 23, 77, 161, 163, 253, 1141, 1771, 1793, 3749, 12551, 26243, 41239, 288673]

約数ペア:

[(1, 288673), (7, 41239), (11, 26243), (23, 12551), (77, 3749), (161, 1793), (163, 1771), (253, 1141)]