216936575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{22193}}^1$

素因数の和:22243

約数の個数: 24

約数和(自身を含む): 297222048

約数和(自身を除く): 80285473

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 9775, 22193, 110965, 377281, 510439, 554825, 1886405, 2552195, 8677463, 9432025, 12760975, 43387315, 216936575]

約数ペア:

[(1, 216936575), (5, 43387315), (17, 12760975), (23, 9432025), (25, 8677463), (85, 2552195), (115, 1886405), (391, 554825), (425, 510439), (575, 377281), (1955, 110965), (9775, 22193)]