15365181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 7859139

約数列:

[1, 3, 13, 31, 39, 71, 93, 179, 213, 403, 537, 923, 1209, 2201, 2327, 2769, 5549, 6603, 6981, 12709, 16647, 28613, 38127, 72137, 85839, 165217, 216411, 393979, 495651, 1181937, 5121727, 15365181]

約数ペア:

[(1, 15365181), (3, 5121727), (13, 1181937), (31, 495651), (39, 393979), (71, 216411), (93, 165217), (179, 85839), (213, 72137), (403, 38127), (537, 28613), (923, 16647), (1209, 12709), (2201, 6981), (2327, 6603), (2769, 5549)]