28155705

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 46833024

約数和(自身を除く): 18677319

約数列:

[1, 3, 5, 15, 37, 97, 111, 185, 291, 485, 523, 555, 1455, 1569, 2615, 3589, 7845, 10767, 17945, 19351, 50731, 53835, 58053, 96755, 152193, 253655, 290265, 760965, 1877047, 5631141, 9385235, 28155705]

約数ペア:

[(1, 28155705), (3, 9385235), (5, 5631141), (15, 1877047), (37, 760965), (97, 290265), (111, 253655), (185, 152193), (291, 96755), (485, 58053), (523, 53835), (555, 50731), (1455, 19351), (1569, 17945), (2615, 10767), (3589, 7845)]