64971519

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{4211}}^1$

素因数の和:4390

約数の個数: 16

約数和(自身を含む): 89631360

約数和(自身を除く): 24659841

約数列:

[1, 3, 37, 111, 139, 417, 4211, 5143, 12633, 15429, 155807, 467421, 585329, 1755987, 21657173, 64971519]

約数ペア:

[(1, 64971519), (3, 21657173), (37, 1755987), (111, 585329), (139, 467421), (417, 155807), (4211, 15429), (5143, 12633)]