28728863

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:374

約数の個数: 16

約数和(自身を含む): 30890496

約数和(自身を除く): 2161633

約数列:

[1, 23, 67, 103, 181, 1541, 2369, 4163, 6901, 12127, 18643, 158723, 278921, 428789, 1249081, 28728863]

約数ペア:

[(1, 28728863), (23, 1249081), (67, 428789), (103, 278921), (181, 158723), (1541, 18643), (2369, 12127), (4163, 6901)]