28667355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 48859200

約数和(自身を除く): 20191845

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 389, 867, 1167, 1445, 1945, 4335, 4913, 5835, 6613, 14739, 19839, 24565, 33065, 73695, 99195, 112421, 337263, 562105, 1686315, 1911157, 5733471, 9555785, 28667355]

約数ペア:

[(1, 28667355), (3, 9555785), (5, 5733471), (15, 1911157), (17, 1686315), (51, 562105), (85, 337263), (255, 112421), (289, 99195), (389, 73695), (867, 33065), (1167, 24565), (1445, 19839), (1945, 14739), (4335, 6613), (4913, 5835)]