12904884

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 34594560

約数和(自身を除く): 21689676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 47, 58, 87, 94, 116, 141, 174, 188, 261, 263, 282, 348, 423, 522, 526, 564, 789, 846, 1044, 1052, 1363, 1578, 1692, 2367, 2726, 3156, 4089, 4734, 5452, 7627, 8178, 9468, 12267, 12361, 15254, 16356, 22881, 24534, 24722, 30508, 37083, 45762, 49068, 49444, 68643, 74166, 91524, 111249, 137286, 148332, 222498, 274572, 358469, 444996, 716938, 1075407, 1433876, 2150814, 3226221, 4301628, 6452442, 12904884]

約数ペア:

[(1, 12904884), (2, 6452442), (3, 4301628), (4, 3226221), (6, 2150814), (9, 1433876), (12, 1075407), (18, 716938), (29, 444996), (36, 358469), (47, 274572), (58, 222498), (87, 148332), (94, 137286), (116, 111249), (141, 91524), (174, 74166), (188, 68643), (261, 49444), (263, 49068), (282, 45762), (348, 37083), (423, 30508), (522, 24722), (526, 24534), (564, 22881), (789, 16356), (846, 15254), (1044, 12361), (1052, 12267), (1363, 9468), (1578, 8178), (1692, 7627), (2367, 5452), (2726, 4734), (3156, 4089)]