56609775

素因数分解:

$3^2\times 5^2\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1136

約数の個数: 36

約数和(自身を含む): 101846160

約数和(自身を除く): 45236385

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 311, 809, 933, 1555, 2427, 2799, 4045, 4665, 7281, 7775, 12135, 13995, 20225, 23325, 36405, 60675, 69975, 182025, 251599, 754797, 1257995, 2264391, 3773985, 6289975, 11321955, 18869925, 56609775]

約数ペア:

[(1, 56609775), (3, 18869925), (5, 11321955), (9, 6289975), (15, 3773985), (25, 2264391), (45, 1257995), (75, 754797), (225, 251599), (311, 182025), (809, 69975), (933, 60675), (1555, 36405), (2427, 23325), (2799, 20225), (4045, 13995), (4665, 12135), (7281, 7775)]