78665451

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 113246208

約数和(自身を除く): 34580757

約数列:

[1, 3, 23, 47, 69, 127, 141, 191, 381, 573, 1081, 2921, 3243, 4393, 5969, 8763, 8977, 13179, 17907, 24257, 26931, 72771, 137287, 206471, 411861, 557911, 619413, 1140079, 1673733, 3420237, 26221817, 78665451]

約数ペア:

[(1, 78665451), (3, 26221817), (23, 3420237), (47, 1673733), (69, 1140079), (127, 619413), (141, 557911), (191, 411861), (381, 206471), (573, 137287), (1081, 72771), (2921, 26931), (3243, 24257), (4393, 17907), (5969, 13179), (8763, 8977)]