128959605

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{27823}}^1$

素因数の和:27937

約数の個数: 24

約数和(自身を含む): 225708288

約数和(自身を除く): 96748683

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 27823, 83469, 139115, 250407, 417345, 1252035, 2865769, 8597307, 14328845, 25791921, 42986535, 128959605]

約数ペア:

[(1, 128959605), (3, 42986535), (5, 25791921), (9, 14328845), (15, 8597307), (45, 2865769), (103, 1252035), (309, 417345), (515, 250407), (927, 139115), (1545, 83469), (4635, 27823)]