13321305

素因数分解:

$3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{761}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 23180040

約数和(自身を除く): 9858735

約数列:

[1, 3, 5, 9, 15, 45, 389, 761, 1167, 1945, 2283, 3501, 3805, 5835, 6849, 11415, 17505, 34245, 296029, 888087, 1480145, 2664261, 4440435, 13321305]

約数ペア:

[(1, 13321305), (3, 4440435), (5, 2664261), (9, 1480145), (15, 888087), (45, 296029), (389, 34245), (761, 17505), (1167, 11415), (1945, 6849), (2283, 5835), (3501, 3805)]