28171565

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 34725888

約数和(自身を除く): 6554323

約数列:

[1, 5, 47, 235, 313, 383, 1565, 1915, 14711, 18001, 73555, 90005, 119879, 599395, 5634313, 28171565]

約数ペア:

[(1, 28171565), (5, 5634313), (47, 599395), (235, 119879), (313, 90005), (383, 73555), (1565, 18001), (1915, 14711)]