78531585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27997}}^1$

素因数の和:28033

約数の個数: 32

約数和(自身を含む): 145141632

約数和(自身を除く): 66610047

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 27997, 83991, 139985, 307967, 419955, 475949, 923901, 1427847, 1539835, 2379745, 4619505, 5235439, 7139235, 15706317, 26177195, 78531585]

約数ペア:

[(1, 78531585), (3, 26177195), (5, 15706317), (11, 7139235), (15, 5235439), (17, 4619505), (33, 2379745), (51, 1539835), (55, 1427847), (85, 923901), (165, 475949), (187, 419955), (255, 307967), (561, 139985), (935, 83991), (2805, 27997)]