12865395

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 21772800

約数和(自身を除く): 8907405

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 419, 445, 1257, 1335, 2047, 2095, 6141, 6285, 9637, 10235, 28911, 30705, 37291, 48185, 111873, 144555, 186455, 559365, 857693, 2573079, 4288465, 12865395]

約数ペア:

[(1, 12865395), (3, 4288465), (5, 2573079), (15, 857693), (23, 559365), (69, 186455), (89, 144555), (115, 111873), (267, 48185), (345, 37291), (419, 30705), (445, 28911), (1257, 10235), (1335, 9637), (2047, 6285), (2095, 6141)]