72189981

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{45317}}^1$

素因数の和:45385

約数の個数: 16

約数和(自身を含む): 108763200

約数和(自身を除く): 36573219

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 45317, 135951, 407853, 1223559, 2673703, 8021109, 24063327, 72189981]

約数ペア:

[(1, 72189981), (3, 24063327), (9, 8021109), (27, 2673703), (59, 1223559), (177, 407853), (531, 135951), (1593, 45317)]