172045181

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{887}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 217311360

約数和(自身を除く): 45266179

約数列:

[1, 7, 11, 77, 121, 229, 847, 887, 1603, 2519, 6209, 9757, 17633, 27709, 68299, 107327, 193963, 203123, 751289, 1421861, 2234353, 15640471, 24577883, 172045181]

約数ペア:

[(1, 172045181), (7, 24577883), (11, 15640471), (77, 2234353), (121, 1421861), (229, 751289), (847, 203123), (887, 193963), (1603, 107327), (2519, 68299), (6209, 27709), (9757, 17633)]