7213293

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:183

約数の個数: 40

約数和(自身を含む): 11712800

約数和(自身を除く): 4499507

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 109, 129, 171, 327, 387, 513, 817, 981, 1161, 1539, 2071, 2451, 2943, 3483, 4687, 6213, 7353, 8829, 14061, 18639, 22059, 42183, 55917, 66177, 89053, 126549, 167751, 267159, 379647, 801477, 2404431, 7213293]

約数ペア:

[(1, 7213293), (3, 2404431), (9, 801477), (19, 379647), (27, 267159), (43, 167751), (57, 126549), (81, 89053), (109, 66177), (129, 55917), (171, 42183), (327, 22059), (387, 18639), (513, 14061), (817, 8829), (981, 7353), (1161, 6213), (1539, 4687), (2071, 3483), (2451, 2943)]