199223585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157489}}^1$

素因数の和:157528

約数の個数: 16

約数和(自身を含む): 272142720

約数和(自身を除く): 72919135

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 157489, 787445, 1732379, 3622247, 8661895, 18111235, 39844717, 199223585]

約数ペア:

[(1, 199223585), (5, 39844717), (11, 18111235), (23, 8661895), (55, 3622247), (115, 1732379), (253, 787445), (1265, 157489)]