81878634

素因数分解:

$2^1\times 3^3\times {\mathrm{757}}^1\times {\mathrm{2003}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 182283840

約数和(自身を除く): 100405206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 757, 1514, 2003, 2271, 4006, 4542, 6009, 6813, 12018, 13626, 18027, 20439, 36054, 40878, 54081, 108162, 1516271, 3032542, 4548813, 9097626, 13646439, 27292878, 40939317, 81878634]

約数ペア:

[(1, 81878634), (2, 40939317), (3, 27292878), (6, 13646439), (9, 9097626), (18, 4548813), (27, 3032542), (54, 1516271), (757, 108162), (1514, 54081), (2003, 40878), (2271, 36054), (4006, 20439), (4542, 18027), (6009, 13626), (6813, 12018)]