205500581

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 251682816

約数和(自身を除く): 46182235

約数列:

[1, 11, 13, 31, 143, 151, 307, 341, 403, 1661, 1963, 3377, 3991, 4433, 4681, 9517, 21593, 43901, 46357, 51491, 60853, 104687, 123721, 509927, 602641, 669383, 1360931, 1437067, 6629051, 15807737, 18681871, 205500581]

約数ペア:

[(1, 205500581), (11, 18681871), (13, 15807737), (31, 6629051), (143, 1437067), (151, 1360931), (307, 669383), (341, 602641), (403, 509927), (1661, 123721), (1963, 104687), (3377, 60853), (3991, 51491), (4433, 46357), (4681, 43901), (9517, 21593)]