40395971

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 52157280

約数和(自身を除く): 11761309

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 847, 1289, 2849, 4477, 9023, 14179, 31339, 47693, 99253, 155969, 333851, 524623, 1091783, 3672361, 5770853, 40395971]

約数ペア:

[(1, 40395971), (7, 5770853), (11, 3672361), (37, 1091783), (77, 524623), (121, 333851), (259, 155969), (407, 99253), (847, 47693), (1289, 31339), (2849, 14179), (4477, 9023)]