71485757

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 85910400

約数和(自身を除く): 14424643

約数列:

[1, 7, 49, 59, 79, 313, 413, 553, 2191, 2891, 3871, 4661, 15337, 18467, 24727, 32627, 129269, 173089, 228389, 904883, 1211623, 1458893, 10212251, 71485757]

約数ペア:

[(1, 71485757), (7, 10212251), (49, 1458893), (59, 1211623), (79, 904883), (313, 228389), (413, 173089), (553, 129269), (2191, 32627), (2891, 24727), (3871, 18467), (4661, 15337)]