28772655

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83399}}^1$

素因数の和:83430

約数の個数: 16

約数和(自身を含む): 48038400

約数和(自身を除く): 19265745

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 83399, 250197, 416995, 1250985, 1918177, 5754531, 9590885, 28772655]

約数ペア:

[(1, 28772655), (3, 9590885), (5, 5754531), (15, 1918177), (23, 1250985), (69, 416995), (115, 250197), (345, 83399)]