1020195435

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{1388021}}^1$

素因数の和:1388043

約数の個数: 24

約数和(自身を含む): 1898814096

約数和(自身を除く): 878618661

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 1388021, 4164063, 6940105, 9716147, 20820315, 29148441, 48580735, 68013029, 145742205, 204039087, 340065145, 1020195435]

約数ペア:

[(1, 1020195435), (3, 340065145), (5, 204039087), (7, 145742205), (15, 68013029), (21, 48580735), (35, 29148441), (49, 20820315), (105, 9716147), (147, 6940105), (245, 4164063), (735, 1388021)]