28965885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3623}}^1$

素因数の和:3685

約数の個数: 32

約数和(自身を含む): 51141888

約数和(自身を除く): 22176003

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 3623, 7995, 10869, 18115, 47099, 54345, 141297, 148543, 235495, 445629, 706485, 742715, 1931059, 2228145, 5793177, 9655295, 28965885]

約数ペア:

[(1, 28965885), (3, 9655295), (5, 5793177), (13, 2228145), (15, 1931059), (39, 742715), (41, 706485), (65, 445629), (123, 235495), (195, 148543), (205, 141297), (533, 54345), (615, 47099), (1599, 18115), (2665, 10869), (3623, 7995)]