40505871

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1447}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 65241088

約数和(自身を除く): 24735217

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 903, 1333, 1447, 3999, 4341, 9331, 10129, 27993, 30387, 44857, 62221, 134571, 186663, 313999, 435547, 941997, 1306641, 1928851, 5786553, 13501957, 40505871]

約数ペア:

[(1, 40505871), (3, 13501957), (7, 5786553), (21, 1928851), (31, 1306641), (43, 941997), (93, 435547), (129, 313999), (217, 186663), (301, 134571), (651, 62221), (903, 44857), (1333, 30387), (1447, 27993), (3999, 10129), (4341, 9331)]