72968581

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9643}}^1$

素因数の和:9720

約数の個数: 16

約数和(自身を含む): 88879104

約数和(自身を除く): 15910523

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 9643, 67501, 221789, 453221, 1552523, 3172547, 10424083, 72968581]

約数ペア:

[(1, 72968581), (7, 10424083), (23, 3172547), (47, 1552523), (161, 453221), (329, 221789), (1081, 67501), (7567, 9643)]