28522347

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 45018624

約数和(自身を除く): 16496277

約数列:

[1, 3, 7, 21, 41, 123, 157, 211, 287, 471, 633, 861, 1099, 1477, 3297, 4431, 6437, 8651, 19311, 25953, 33127, 45059, 60557, 99381, 135177, 181671, 231889, 695667, 1358207, 4074621, 9507449, 28522347]

約数ペア:

[(1, 28522347), (3, 9507449), (7, 4074621), (21, 1358207), (41, 695667), (123, 231889), (157, 181671), (211, 135177), (287, 99381), (471, 60557), (633, 45059), (861, 33127), (1099, 25953), (1477, 19311), (3297, 8651), (4431, 6437)]