142915605

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{194443}}^1$

素因数の和:194465

約数の個数: 24

約数和(自身を含む): 265999392

約数和(自身を除く): 123083787

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 194443, 583329, 972215, 1361101, 2916645, 4083303, 6805505, 9527707, 20416515, 28583121, 47638535, 142915605]

約数ペア:

[(1, 142915605), (3, 47638535), (5, 28583121), (7, 20416515), (15, 9527707), (21, 6805505), (35, 4083303), (49, 2916645), (105, 1361101), (147, 972215), (245, 583329), (735, 194443)]