2208123

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 3458000

約数和(自身を除く): 1249877

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 349, 703, 1047, 2109, 3141, 6327, 6631, 12913, 19893, 38739, 59679, 116217, 245347, 736041, 2208123]

約数ペア:

[(1, 2208123), (3, 736041), (9, 245347), (19, 116217), (37, 59679), (57, 38739), (111, 19893), (171, 12913), (333, 6631), (349, 6327), (703, 3141), (1047, 2109)]