16397563

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 20659968

約数和(自身を除く): 4262405

約数列:

[1, 7, 13, 83, 91, 167, 169, 581, 1079, 1169, 1183, 2171, 7553, 13861, 14027, 15197, 28223, 97027, 98189, 180193, 197561, 1261351, 2342509, 16397563]

約数ペア:

[(1, 16397563), (7, 2342509), (13, 1261351), (83, 197561), (91, 180193), (167, 98189), (169, 97027), (581, 28223), (1079, 15197), (1169, 14027), (1183, 13861), (2171, 7553)]