15139719

素因数分解:

$3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1439}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 25159680

約数和(自身を除く): 10019961

約数列:

[1, 3, 7, 9, 21, 63, 167, 501, 1169, 1439, 1503, 3507, 4317, 10073, 10521, 12951, 30219, 90657, 240313, 720939, 1682191, 2162817, 5046573, 15139719]

約数ペア:

[(1, 15139719), (3, 5046573), (7, 2162817), (9, 1682191), (21, 720939), (63, 240313), (167, 90657), (501, 30219), (1169, 12951), (1439, 10521), (1503, 10073), (3507, 4317)]