15278816

素因数分解:

$2^5\times 7^1\times {\mathrm{68209}}^1$

素因数の和:68226

約数の個数: 24

約数和(自身を含む): 34377840

約数和(自身を除く): 19099024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 68209, 136418, 272836, 477463, 545672, 954926, 1091344, 1909852, 2182688, 3819704, 7639408, 15278816]

約数ペア:

[(1, 15278816), (2, 7639408), (4, 3819704), (7, 2182688), (8, 1909852), (14, 1091344), (16, 954926), (28, 545672), (32, 477463), (56, 272836), (112, 136418), (224, 68209)]