491751

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:492

約数の個数: 20

約数和(自身を含む): 792792

約数和(自身を除く): 301041

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 467, 1053, 1401, 4203, 6071, 12609, 18213, 37827, 54639, 163917, 491751]

約数ペア:

[(1, 491751), (3, 163917), (9, 54639), (13, 37827), (27, 18213), (39, 12609), (81, 6071), (117, 4203), (351, 1401), (467, 1053)]