240909879

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 373234176

約数和(自身を除く): 132324297

約数列:

[1, 3, 7, 21, 97, 227, 291, 521, 679, 681, 1563, 1589, 2037, 3647, 4767, 10941, 22019, 50537, 66057, 118267, 151611, 154133, 353759, 354801, 462399, 827869, 1061277, 2483607, 11471899, 34415697, 80303293, 240909879]

約数ペア:

[(1, 240909879), (3, 80303293), (7, 34415697), (21, 11471899), (97, 2483607), (227, 1061277), (291, 827869), (521, 462399), (679, 354801), (681, 353759), (1563, 154133), (1589, 151611), (2037, 118267), (3647, 66057), (4767, 50537), (10941, 22019)]