81876105

素因数分解:

$3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{5813}}^1$

素因数の和:6137

約数の個数: 24

約数和(自身を含む): 142396488

約数和(自身を除く): 60520383

約数列:

[1, 3, 5, 9, 15, 45, 313, 939, 1565, 2817, 4695, 5813, 14085, 17439, 29065, 52317, 87195, 261585, 1819469, 5458407, 9097345, 16375221, 27292035, 81876105]

約数ペア:

[(1, 81876105), (3, 27292035), (5, 16375221), (9, 9097345), (15, 5458407), (45, 1819469), (313, 261585), (939, 87195), (1565, 52317), (2817, 29065), (4695, 17439), (5813, 14085)]