85216439

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4273}}^1$

素因数の和:4335

約数の個数: 24

約数和(自身を含む): 111089808

約数和(自身を除く): 25873369

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1813, 2849, 4273, 19943, 29911, 47003, 158101, 209377, 329021, 1106707, 1739111, 2303147, 7746949, 12173777, 85216439]

約数ペア:

[(1, 85216439), (7, 12173777), (11, 7746949), (37, 2303147), (49, 1739111), (77, 1106707), (259, 329021), (407, 209377), (539, 158101), (1813, 47003), (2849, 29911), (4273, 19943)]