42143481

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{467}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 62884224

約数和(自身を除く): 20740743

約数列:

[1, 3, 9, 37, 111, 271, 333, 467, 813, 1401, 2439, 4203, 10027, 17279, 30081, 51837, 90243, 126557, 155511, 379671, 1139013, 4682609, 14047827, 42143481]

約数ペア:

[(1, 42143481), (3, 14047827), (9, 4682609), (37, 1139013), (111, 379671), (271, 155511), (333, 126557), (467, 90243), (813, 51837), (1401, 30081), (2439, 17279), (4203, 10027)]