19029075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 35101920

約数和(自身を除く): 16072845

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 435, 673, 725, 975, 1131, 1885, 2019, 2175, 3365, 5655, 8749, 9425, 10095, 16825, 19517, 26247, 28275, 43745, 50475, 58551, 97585, 131235, 218725, 253721, 292755, 487925, 656175, 761163, 1268605, 1463775, 3805815, 6343025, 19029075]

約数ペア:

[(1, 19029075), (3, 6343025), (5, 3805815), (13, 1463775), (15, 1268605), (25, 761163), (29, 656175), (39, 487925), (65, 292755), (75, 253721), (87, 218725), (145, 131235), (195, 97585), (325, 58551), (377, 50475), (435, 43745), (673, 28275), (725, 26247), (975, 19517), (1131, 16825), (1885, 10095), (2019, 9425), (2175, 8749), (3365, 5655)]