4005285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 6894720

約数和(自身を除く): 2889435

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 139, 255, 339, 417, 565, 695, 1695, 1921, 2085, 2363, 5763, 7089, 9605, 11815, 15707, 28815, 35445, 47121, 78535, 235605, 267019, 801057, 1335095, 4005285]

約数ペア:

[(1, 4005285), (3, 1335095), (5, 801057), (15, 267019), (17, 235605), (51, 78535), (85, 47121), (113, 35445), (139, 28815), (255, 15707), (339, 11815), (417, 9605), (565, 7089), (695, 5763), (1695, 2363), (1921, 2085)]