3928953

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 6476800

約数和(自身を除く): 2547847

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 229, 301, 399, 687, 817, 903, 1603, 2451, 4351, 4809, 5719, 9847, 13053, 17157, 29541, 30457, 68929, 91371, 187093, 206787, 561279, 1309651, 3928953]

約数ペア:

[(1, 3928953), (3, 1309651), (7, 561279), (19, 206787), (21, 187093), (43, 91371), (57, 68929), (129, 30457), (133, 29541), (229, 17157), (301, 13053), (399, 9847), (687, 5719), (817, 4809), (903, 4351), (1603, 2451)]