28182693

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 49412160

約数和(自身を除く): 21229467

約数列:

[1, 3, 7, 11, 21, 29, 33, 49, 77, 87, 147, 203, 231, 319, 539, 601, 609, 957, 1421, 1617, 1803, 2233, 4207, 4263, 6611, 6699, 12621, 15631, 17429, 19833, 29449, 46277, 46893, 52287, 88347, 122003, 138831, 191719, 323939, 366009, 575157, 854021, 971817, 1342033, 2562063, 4026099, 9394231, 28182693]

約数ペア:

[(1, 28182693), (3, 9394231), (7, 4026099), (11, 2562063), (21, 1342033), (29, 971817), (33, 854021), (49, 575157), (77, 366009), (87, 323939), (147, 191719), (203, 138831), (231, 122003), (319, 88347), (539, 52287), (601, 46893), (609, 46277), (957, 29449), (1421, 19833), (1617, 17429), (1803, 15631), (2233, 12621), (4207, 6699), (4263, 6611)]