30742725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31531}}^1$

素因数の和:31557

約数の個数: 24

約数和(自身を含む): 54739552

約数和(自身を除く): 23996827

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 31531, 94593, 157655, 409903, 472965, 788275, 1229709, 2049515, 2364825, 6148545, 10247575, 30742725]

約数ペア:

[(1, 30742725), (3, 10247575), (5, 6148545), (13, 2364825), (15, 2049515), (25, 1229709), (39, 788275), (65, 472965), (75, 409903), (195, 157655), (325, 94593), (975, 31531)]