128868758978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1\times {\mathrm{162053}}^1$

素因数の和:163322

約数の個数: 32

約数和(自身を含む): 215622570240

約数和(自身を除く): 86753811262

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 1231, 2462, 20927, 23389, 41854, 46778, 162053, 324106, 397613, 795226, 2754901, 3079007, 5509802, 6158014, 52343119, 104686238, 199487243, 398974486, 3391283131, 3790257617, 6782566262, 7580515234, 64434379489, 128868758978]

約数ペア:

[(1, 128868758978), (2, 64434379489), (17, 7580515234), (19, 6782566262), (34, 3790257617), (38, 3391283131), (323, 398974486), (646, 199487243), (1231, 104686238), (2462, 52343119), (20927, 6158014), (23389, 5509802), (41854, 3079007), (46778, 2754901), (162053, 795226), (324106, 397613)]