8981609

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 11128320

約数和(自身を除く): 2146711

約数列:

[1, 7, 13, 91, 229, 431, 1603, 2977, 3017, 5603, 20839, 39221, 98699, 690893, 1283087, 8981609]

約数ペア:

[(1, 8981609), (7, 1283087), (13, 690893), (91, 98699), (229, 39221), (431, 20839), (1603, 5603), (2977, 3017)]