28427644

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3434

約数の個数: 36

約数和(自身を含む): 59233944

約数和(自身を除く): 30806300

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 3373, 4214, 6746, 8428, 13492, 23611, 47222, 94444, 145039, 165277, 290078, 330554, 580156, 661108, 1015273, 2030546, 4061092, 7106911, 14213822, 28427644]

約数ペア:

[(1, 28427644), (2, 14213822), (4, 7106911), (7, 4061092), (14, 2030546), (28, 1015273), (43, 661108), (49, 580156), (86, 330554), (98, 290078), (172, 165277), (196, 145039), (301, 94444), (602, 47222), (1204, 23611), (2107, 13492), (3373, 8428), (4214, 6746)]