87085815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{20089}}^1$

素因数の和:20131

約数の個数: 24

約数和(自身を含む): 148023120

約数和(自身を除く): 60937305

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 20089, 60267, 100445, 301335, 341513, 1024539, 1707565, 5122695, 5805721, 17417163, 29028605, 87085815]

約数ペア:

[(1, 87085815), (3, 29028605), (5, 17417163), (15, 5805721), (17, 5122695), (51, 1707565), (85, 1024539), (255, 341513), (289, 301335), (867, 100445), (1445, 60267), (4335, 20089)]