28929705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{275521}}^1$

素因数の和:275536

約数の個数: 16

約数和(自身を含む): 52900224

約数和(自身を除く): 23970519

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 275521, 826563, 1377605, 1928647, 4132815, 5785941, 9643235, 28929705]

約数ペア:

[(1, 28929705), (3, 9643235), (5, 5785941), (7, 4132815), (15, 1928647), (21, 1377605), (35, 826563), (105, 275521)]