201689685

素因数分解:

$3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{7103}}^1$

素因数の和:7745

約数の個数: 24

約数和(自身を含む): 350198784

約数和(自身を除く): 148509099

約数列:

[1, 3, 5, 9, 15, 45, 631, 1893, 3155, 5679, 7103, 9465, 21309, 28395, 35515, 63927, 106545, 319635, 4481993, 13445979, 22409965, 40337937, 67229895, 201689685]

約数ペア:

[(1, 201689685), (3, 67229895), (5, 40337937), (9, 22409965), (15, 13445979), (45, 4481993), (631, 319635), (1893, 106545), (3155, 63927), (5679, 35515), (7103, 28395), (9465, 21309)]