28860715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23369}}^1$

素因数の和:23406

約数の個数: 16

約数和(自身を含む): 39261600

約数和(自身を除く): 10400885

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 23369, 116845, 303797, 444011, 1518985, 2220055, 5772143, 28860715]

約数ペア:

[(1, 28860715), (5, 5772143), (13, 2220055), (19, 1518985), (65, 444011), (95, 303797), (247, 116845), (1235, 23369)]