28895775

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{9397}}^1$

素因数の和:9451

約数の個数: 24

約数和(自身を含む): 48944784

約数和(自身を除く): 20049009

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 9397, 28191, 46985, 140955, 234925, 385277, 704775, 1155831, 1926385, 5779155, 9631925, 28895775]

約数ペア:

[(1, 28895775), (3, 9631925), (5, 5779155), (15, 1926385), (25, 1155831), (41, 704775), (75, 385277), (123, 234925), (205, 140955), (615, 46985), (1025, 28191), (3075, 9397)]