1223105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 1634304

約数和(自身を除く): 411199

約数列:

[1, 5, 13, 31, 65, 155, 403, 607, 2015, 3035, 7891, 18817, 39455, 94085, 244621, 1223105]

約数ペア:

[(1, 1223105), (5, 244621), (13, 94085), (31, 39455), (65, 18817), (155, 7891), (403, 3035), (607, 2015)]