28694745

素因数分解:

$3^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1061}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 49867272

約数和(自身を除く): 21172527

約数列:

[1, 3, 5, 9, 15, 45, 601, 1061, 1803, 3005, 3183, 5305, 5409, 9015, 9549, 15915, 27045, 47745, 637661, 1912983, 3188305, 5738949, 9564915, 28694745]

約数ペア:

[(1, 28694745), (3, 9564915), (5, 5738949), (9, 3188305), (15, 1912983), (45, 637661), (601, 47745), (1061, 27045), (1803, 15915), (3005, 9549), (3183, 9015), (5305, 5409)]