2150505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6827}}^1$

素因数の和:6845

約数の個数: 24

約数和(自身を含む): 4260672

約数和(自身を除く): 2110167

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6827, 20481, 34135, 47789, 61443, 102405, 143367, 238945, 307215, 430101, 716835, 2150505]

約数ペア:

[(1, 2150505), (3, 716835), (5, 430101), (7, 307215), (9, 238945), (15, 143367), (21, 102405), (35, 61443), (45, 47789), (63, 34135), (105, 20481), (315, 6827)]