259441485

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{2293}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 438245760

約数和(自身を除く): 178804275

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 397, 1191, 1985, 2293, 5955, 6879, 7543, 11465, 22629, 34395, 37715, 43567, 113145, 130701, 217835, 653505, 910321, 2730963, 4551605, 13654815, 17296099, 51888297, 86480495, 259441485]

約数ペア:

[(1, 259441485), (3, 86480495), (5, 51888297), (15, 17296099), (19, 13654815), (57, 4551605), (95, 2730963), (285, 910321), (397, 653505), (1191, 217835), (1985, 130701), (2293, 113145), (5955, 43567), (6879, 37715), (7543, 34395), (11465, 22629)]