164903004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{947}}^1$

素因数の和:1655

約数の個数: 72

約数和(自身を含む): 477579648

約数和(自身を除く): 312676644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 691, 947, 1382, 1894, 2073, 2764, 2841, 3788, 4146, 4837, 5682, 6219, 6629, 8292, 8523, 9674, 11364, 12438, 13258, 14511, 17046, 19348, 19887, 24876, 26516, 29022, 34092, 39774, 43533, 58044, 59661, 79548, 87066, 119322, 174132, 238644, 654377, 1308754, 1963131, 2617508, 3926262, 4580639, 5889393, 7852524, 9161278, 11778786, 13741917, 18322556, 23557572, 27483834, 41225751, 54967668, 82451502, 164903004]

約数ペア:

[(1, 164903004), (2, 82451502), (3, 54967668), (4, 41225751), (6, 27483834), (7, 23557572), (9, 18322556), (12, 13741917), (14, 11778786), (18, 9161278), (21, 7852524), (28, 5889393), (36, 4580639), (42, 3926262), (63, 2617508), (84, 1963131), (126, 1308754), (252, 654377), (691, 238644), (947, 174132), (1382, 119322), (1894, 87066), (2073, 79548), (2764, 59661), (2841, 58044), (3788, 43533), (4146, 39774), (4837, 34092), (5682, 29022), (6219, 26516), (6629, 24876), (8292, 19887), (8523, 19348), (9674, 17046), (11364, 14511), (12438, 13258)]