131445945

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{28921}}^1$

素因数の和:29033

約数の個数: 24

約数和(自身を含む): 230103432

約数和(自身を除く): 98657487

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 28921, 86763, 144605, 260289, 433815, 1301445, 2921021, 8763063, 14605105, 26289189, 43815315, 131445945]

約数ペア:

[(1, 131445945), (3, 43815315), (5, 26289189), (9, 14605105), (15, 8763063), (45, 2921021), (101, 1301445), (303, 433815), (505, 260289), (909, 144605), (1515, 86763), (4545, 28921)]