65172723

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{919}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 108810240

約数和(自身を除く): 43637517

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 307, 919, 921, 2149, 2757, 3377, 6433, 6447, 10109, 10131, 19299, 23639, 30327, 70763, 70917, 212289, 282133, 846399, 1974931, 3103463, 5924793, 9310389, 21724241, 65172723]

約数ペア:

[(1, 65172723), (3, 21724241), (7, 9310389), (11, 5924793), (21, 3103463), (33, 1974931), (77, 846399), (231, 282133), (307, 212289), (919, 70917), (921, 70763), (2149, 30327), (2757, 23639), (3377, 19299), (6433, 10131), (6447, 10109)]