163281999

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 226920960

約数和(自身を除く): 63638961

約数列:

[1, 3, 37, 83, 111, 249, 479, 1369, 1437, 3071, 4107, 9213, 17723, 39757, 53169, 113627, 119271, 340881, 655751, 1471009, 1967253, 4413027, 54427333, 163281999]

約数ペア:

[(1, 163281999), (3, 54427333), (37, 4413027), (83, 1967253), (111, 1471009), (249, 655751), (479, 340881), (1369, 119271), (1437, 113627), (3071, 53169), (4107, 39757), (9213, 17723)]