81141357

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2729}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 127370880

約数和(自身を除く): 46229523

約数列:

[1, 3, 11, 17, 33, 51, 53, 159, 187, 561, 583, 901, 1749, 2703, 2729, 8187, 9911, 29733, 30019, 46393, 90057, 139179, 144637, 433911, 510323, 1530969, 1591007, 2458829, 4773021, 7376487, 27047119, 81141357]

約数ペア:

[(1, 81141357), (3, 27047119), (11, 7376487), (17, 4773021), (33, 2458829), (51, 1591007), (53, 1530969), (159, 510323), (187, 433911), (561, 144637), (583, 139179), (901, 90057), (1749, 46393), (2703, 30019), (2729, 29733), (8187, 9911)]