12909156617

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{6173}}^1$

素因数の和:6653

約数の個数: 32

約数和(自身を含む): 15931883520

約数和(自身を除く): 3022726903

約数列:

[1, 7, 23, 31, 161, 217, 419, 713, 2933, 4991, 6173, 9637, 12989, 43211, 67459, 90923, 141979, 191363, 298747, 993853, 1339541, 2091229, 2586487, 4401349, 18105409, 30809443, 59489201, 80181097, 416424407, 561267679, 1844165231, 12909156617]

約数ペア:

[(1, 12909156617), (7, 1844165231), (23, 561267679), (31, 416424407), (161, 80181097), (217, 59489201), (419, 30809443), (713, 18105409), (2933, 4401349), (4991, 2586487), (6173, 2091229), (9637, 1339541), (12989, 993853), (43211, 298747), (67459, 191363), (90923, 141979)]