997900007

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{25733}}^1$

素因数の和:25922

約数の個数: 16

約数和(自身を含む): 1138472160

約数和(自身を除く): 140572153

約数列:

[1, 13, 19, 157, 247, 2041, 2983, 25733, 38779, 334529, 488927, 4040081, 6356051, 52521053, 76761539, 997900007]

約数ペア:

[(1, 997900007), (13, 76761539), (19, 52521053), (157, 6356051), (247, 4040081), (2041, 488927), (2983, 334529), (25733, 38779)]