181915521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2617}}^1$

素因数の和:2713

約数の個数: 32

約数和(自身を含む): 271434240

約数和(自身を除く): 89518719

約数列:

[1, 3, 17, 29, 47, 51, 87, 141, 493, 799, 1363, 1479, 2397, 2617, 4089, 7851, 23171, 44489, 69513, 75893, 122999, 133467, 227679, 368997, 1290181, 2090983, 3566971, 3870543, 6272949, 10700913, 60638507, 181915521]

約数ペア:

[(1, 181915521), (3, 60638507), (17, 10700913), (29, 6272949), (47, 3870543), (51, 3566971), (87, 2090983), (141, 1290181), (493, 368997), (799, 227679), (1363, 133467), (1479, 122999), (2397, 75893), (2617, 69513), (4089, 44489), (7851, 23171)]