20814315

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 35078400

約数和(自身を除く): 14264085

約数列:

[1, 3, 5, 15, 29, 59, 87, 145, 177, 295, 435, 811, 885, 1711, 2433, 4055, 5133, 8555, 12165, 23519, 25665, 47849, 70557, 117595, 143547, 239245, 352785, 717735, 1387621, 4162863, 6938105, 20814315]

約数ペア:

[(1, 20814315), (3, 6938105), (5, 4162863), (15, 1387621), (29, 717735), (59, 352785), (87, 239245), (145, 143547), (177, 117595), (295, 70557), (435, 47849), (811, 25665), (885, 23519), (1711, 12165), (2433, 8555), (4055, 5133)]