16978936842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1389211}}^1$

素因数の和:1389323

約数の個数: 48

約数和(自身を含む): 42476546112

約数和(自身を除く): 25497609270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 291, 582, 679, 873, 1358, 1746, 2037, 4074, 6111, 12222, 1389211, 2778422, 4167633, 8335266, 9724477, 12502899, 19448954, 25005798, 29173431, 58346862, 87520293, 134753467, 175040586, 269506934, 404260401, 808520802, 943274269, 1212781203, 1886548538, 2425562406, 2829822807, 5659645614, 8489468421, 16978936842]

約数ペア:

[(1, 16978936842), (2, 8489468421), (3, 5659645614), (6, 2829822807), (7, 2425562406), (9, 1886548538), (14, 1212781203), (18, 943274269), (21, 808520802), (42, 404260401), (63, 269506934), (97, 175040586), (126, 134753467), (194, 87520293), (291, 58346862), (582, 29173431), (679, 25005798), (873, 19448954), (1358, 12502899), (1746, 9724477), (2037, 8335266), (4074, 4167633), (6111, 2778422), (12222, 1389211)]