2990560947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{91631}}^1$

素因数の和:91711

約数の個数: 32

約数和(自身を含む): 4644642816

約数和(自身を除く): 1654081869

約数列:

[1, 3, 11, 23, 33, 43, 69, 129, 253, 473, 759, 989, 1419, 2967, 10879, 32637, 91631, 274893, 1007941, 2107513, 3023823, 3940133, 6322539, 11820399, 23182643, 43341463, 69547929, 90623059, 130024389, 271869177, 996853649, 2990560947]

約数ペア:

[(1, 2990560947), (3, 996853649), (11, 271869177), (23, 130024389), (33, 90623059), (43, 69547929), (69, 43341463), (129, 23182643), (253, 11820399), (473, 6322539), (759, 3940133), (989, 3023823), (1419, 2107513), (2967, 1007941), (10879, 274893), (32637, 91631)]