1999056385

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{327983}}^1$

素因数の和:328064

約数の個数: 16

約数和(自身を含む): 2550403584

約数和(自身を除く): 551347199

約数列:

[1, 5, 23, 53, 115, 265, 1219, 6095, 327983, 1639915, 7543609, 17383099, 37718045, 86915495, 399811277, 1999056385]

約数ペア:

[(1, 1999056385), (5, 399811277), (23, 86915495), (53, 37718045), (115, 17383099), (265, 7543609), (1219, 1639915), (6095, 327983)]