13223375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 18420480

約数和(自身を除く): 5197105

約数列:

[1, 5, 11, 25, 55, 59, 125, 163, 275, 295, 649, 815, 1375, 1475, 1793, 3245, 4075, 7375, 8965, 9617, 16225, 20375, 44825, 48085, 81125, 105787, 224125, 240425, 528935, 1202125, 2644675, 13223375]

約数ペア:

[(1, 13223375), (5, 2644675), (11, 1202125), (25, 528935), (55, 240425), (59, 224125), (125, 105787), (163, 81125), (275, 48085), (295, 44825), (649, 20375), (815, 16225), (1375, 9617), (1475, 8965), (1793, 7375), (3245, 4075)]