28860015

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31541}}^1$

素因数の和:31610

約数の個数: 16

約数和(自身を含む): 46934496

約数和(自身を除く): 18074481

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 31541, 94623, 157705, 473115, 1924001, 5772003, 9620005, 28860015]

約数ペア:

[(1, 28860015), (3, 9620005), (5, 5772003), (15, 1924001), (61, 473115), (183, 157705), (305, 94623), (915, 31541)]