131888204

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 278853120

約数和(自身を除く): 146964916

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 103, 139, 188, 196, 206, 278, 329, 412, 556, 658, 721, 973, 1316, 1442, 1946, 2303, 2884, 3892, 4606, 4841, 5047, 6533, 6811, 9212, 9682, 10094, 13066, 13622, 14317, 19364, 20188, 26132, 27244, 28634, 33887, 45731, 57268, 67774, 91462, 100219, 135548, 182924, 200438, 237209, 320117, 400876, 474418, 640234, 672899, 701533, 948836, 1280468, 1345798, 1403066, 2691596, 2806132, 4710293, 9420586, 18841172, 32972051, 65944102, 131888204]

約数ペア:

[(1, 131888204), (2, 65944102), (4, 32972051), (7, 18841172), (14, 9420586), (28, 4710293), (47, 2806132), (49, 2691596), (94, 1403066), (98, 1345798), (103, 1280468), (139, 948836), (188, 701533), (196, 672899), (206, 640234), (278, 474418), (329, 400876), (412, 320117), (556, 237209), (658, 200438), (721, 182924), (973, 135548), (1316, 100219), (1442, 91462), (1946, 67774), (2303, 57268), (2884, 45731), (3892, 33887), (4606, 28634), (4841, 27244), (5047, 26132), (6533, 20188), (6811, 19364), (9212, 14317), (9682, 13622), (10094, 13066)]