81761288

素因数分解:

$2^3\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{1447}}^1$

素因数の和:2469

約数の個数: 32

約数和(自身を含む): 175497600

約数和(自身を除く): 93736312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1009, 1447, 2018, 2894, 4036, 5788, 7063, 8072, 10129, 11576, 14126, 20258, 28252, 40516, 56504, 81032, 1460023, 2920046, 5840092, 10220161, 11680184, 20440322, 40880644, 81761288]

約数ペア:

[(1, 81761288), (2, 40880644), (4, 20440322), (7, 11680184), (8, 10220161), (14, 5840092), (28, 2920046), (56, 1460023), (1009, 81032), (1447, 56504), (2018, 40516), (2894, 28252), (4036, 20258), (5788, 14126), (7063, 11576), (8072, 10129)]