663427295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{2477}}^1$

素因数の和:2659

約数の個数: 32

約数和(自身を含む): 886370688

約数和(自身を除く): 222943393

約数列:

[1, 5, 17, 23, 85, 115, 137, 391, 685, 1955, 2329, 2477, 3151, 11645, 12385, 15755, 42109, 53567, 56971, 210545, 267835, 284855, 339349, 968507, 1696745, 4842535, 5768933, 7805027, 28844665, 39025135, 132685459, 663427295]

約数ペア:

[(1, 663427295), (5, 132685459), (17, 39025135), (23, 28844665), (85, 7805027), (115, 5768933), (137, 4842535), (391, 1696745), (685, 968507), (1955, 339349), (2329, 284855), (2477, 267835), (3151, 210545), (11645, 56971), (12385, 53567), (15755, 42109)]