1331192005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1861807}}^1$

素因数の和:1861836

約数の個数: 16

約数和(自身を含む): 1876702464

約数和(自身を除く): 545510459

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1861807, 9309035, 20479877, 24203491, 102399385, 121017455, 266238401, 1331192005]

約数ペア:

[(1, 1331192005), (5, 266238401), (11, 121017455), (13, 102399385), (55, 24203491), (65, 20479877), (143, 9309035), (715, 1861807)]