17940975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18401}}^1$

素因数の和:18427

約数の個数: 24

約数和(自身を含む): 31945872

約数和(自身を除く): 14004897

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 18401, 55203, 92005, 239213, 276015, 460025, 717639, 1196065, 1380075, 3588195, 5980325, 17940975]

約数ペア:

[(1, 17940975), (3, 5980325), (5, 3588195), (13, 1380075), (15, 1196065), (25, 717639), (39, 460025), (65, 276015), (75, 239213), (195, 92005), (325, 55203), (975, 18401)]