51491515

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 62853120

約数和(自身を除く): 11361605

約数列:

[1, 5, 127, 131, 619, 635, 655, 3095, 16637, 78613, 81089, 83185, 393065, 405445, 10298303, 51491515]

約数ペア:

[(1, 51491515), (5, 10298303), (127, 405445), (131, 393065), (619, 83185), (635, 81089), (655, 78613), (3095, 16637)]