64021915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{853}}^1\times {\mathrm{883}}^1$

素因数の和:1758

約数の個数: 16

約数和(自身を含む): 81533088

約数和(自身を除く): 17511173

約数列:

[1, 5, 17, 85, 853, 883, 4265, 4415, 14501, 15011, 72505, 75055, 753199, 3765995, 12804383, 64021915]

約数ペア:

[(1, 64021915), (5, 12804383), (17, 3765995), (85, 753199), (853, 75055), (883, 72505), (4265, 15011), (4415, 14501)]