1320272013

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{214993}}^1$

素因数の和:215108

約数の個数: 16

約数和(自身を含む): 1857548160

約数和(自身を除く): 537276147

約数列:

[1, 3, 23, 69, 89, 267, 2047, 6141, 214993, 644979, 4944839, 14834517, 19134377, 57403131, 440090671, 1320272013]

約数ペア:

[(1, 1320272013), (3, 440090671), (23, 57403131), (69, 19134377), (89, 14834517), (267, 4944839), (2047, 644979), (6141, 214993)]