4042815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 7472640

約数和(自身を除く): 3429825

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 277, 417, 695, 831, 973, 1385, 1939, 2085, 2919, 4155, 4865, 5817, 9695, 14595, 29085, 38503, 115509, 192515, 269521, 577545, 808563, 1347605, 4042815]

約数ペア:

[(1, 4042815), (3, 1347605), (5, 808563), (7, 577545), (15, 269521), (21, 192515), (35, 115509), (105, 38503), (139, 29085), (277, 14595), (417, 9695), (695, 5817), (831, 4865), (973, 4155), (1385, 2919), (1939, 2085)]