64620881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{659}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 73550400

約数和(自身を除く): 8929519

約数列:

[1, 13, 19, 247, 397, 659, 5161, 7543, 8567, 12521, 98059, 162773, 261623, 3401099, 4970837, 64620881]

約数ペア:

[(1, 64620881), (13, 4970837), (19, 3401099), (247, 261623), (397, 162773), (659, 98059), (5161, 12521), (7543, 8567)]