13381485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 23253888

約数和(自身を除く): 9872403

約数列:

[1, 3, 5, 13, 15, 39, 65, 163, 195, 421, 489, 815, 1263, 2105, 2119, 2445, 5473, 6315, 6357, 10595, 16419, 27365, 31785, 68623, 82095, 205869, 343115, 892099, 1029345, 2676297, 4460495, 13381485]

約数ペア:

[(1, 13381485), (3, 4460495), (5, 2676297), (13, 1029345), (15, 892099), (39, 343115), (65, 205869), (163, 82095), (195, 68623), (421, 31785), (489, 27365), (815, 16419), (1263, 10595), (2105, 6357), (2119, 6315), (2445, 5473)]