30191007

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18671}}^1$

素因数の和:18699

約数の個数: 24

約数和(自身を含む): 51086592

約数和(自身を除く): 20895585

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 18671, 56013, 130697, 205381, 392091, 616143, 914879, 1437667, 2744637, 4313001, 10063669, 30191007]

約数ペア:

[(1, 30191007), (3, 10063669), (7, 4313001), (11, 2744637), (21, 1437667), (33, 914879), (49, 616143), (77, 392091), (147, 205381), (231, 130697), (539, 56013), (1617, 18671)]