28974195

素因数分解:

$3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1487}}^1$

素因数の和:1931

約数の個数: 24

約数和(自身を含む): 50371776

約数和(自身を除く): 21397581

約数列:

[1, 3, 5, 9, 15, 45, 433, 1299, 1487, 2165, 3897, 4461, 6495, 7435, 13383, 19485, 22305, 66915, 643871, 1931613, 3219355, 5794839, 9658065, 28974195]

約数ペア:

[(1, 28974195), (3, 9658065), (5, 5794839), (9, 3219355), (15, 1931613), (45, 643871), (433, 66915), (1299, 22305), (1487, 19485), (2165, 13383), (3897, 7435), (4461, 6495)]