2447001215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{72493}}^1$

素因数の和:72698

約数の個数: 16

約数和(自身を含む): 3023869728

約数和(自身を除く): 576868513

約数列:

[1, 5, 43, 157, 215, 785, 6751, 33755, 72493, 362465, 3117199, 11381401, 15585995, 56907005, 489400243, 2447001215]

約数ペア:

[(1, 2447001215), (5, 489400243), (43, 56907005), (157, 15585995), (215, 11381401), (785, 3117199), (6751, 362465), (33755, 72493)]