40428171

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8123}}^1$

素因数の和:8215

約数の個数: 24

約数和(自身を含む): 67591680

約数和(自身を除く): 27163509

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 8123, 24369, 56861, 73107, 170583, 511749, 641717, 1925151, 4492019, 5775453, 13476057, 40428171]

約数ペア:

[(1, 40428171), (3, 13476057), (7, 5775453), (9, 4492019), (21, 1925151), (63, 641717), (79, 511749), (237, 170583), (553, 73107), (711, 56861), (1659, 24369), (4977, 8123)]