1257915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4933}}^1$

素因数の和:4958

約数の個数: 16

約数和(自身を含む): 2131488

約数和(自身を除く): 873573

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 4933, 14799, 24665, 73995, 83861, 251583, 419305, 1257915]

約数ペア:

[(1, 1257915), (3, 419305), (5, 251583), (15, 83861), (17, 73995), (51, 24665), (85, 14799), (255, 4933)]