28549836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{409}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 82977440

約数和(自身を除く): 54427604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 277, 409, 554, 818, 831, 1108, 1227, 1636, 1662, 1939, 2454, 2493, 2863, 3324, 3681, 3878, 4908, 4986, 5726, 5817, 7362, 7756, 8589, 9972, 11452, 11634, 14724, 17178, 17451, 23268, 25767, 34356, 34902, 51534, 69804, 103068, 113293, 226586, 339879, 453172, 679758, 793051, 1019637, 1359516, 1586102, 2039274, 2379153, 3172204, 4078548, 4758306, 7137459, 9516612, 14274918, 28549836]

約数ペア:

[(1, 28549836), (2, 14274918), (3, 9516612), (4, 7137459), (6, 4758306), (7, 4078548), (9, 3172204), (12, 2379153), (14, 2039274), (18, 1586102), (21, 1359516), (28, 1019637), (36, 793051), (42, 679758), (63, 453172), (84, 339879), (126, 226586), (252, 113293), (277, 103068), (409, 69804), (554, 51534), (818, 34902), (831, 34356), (1108, 25767), (1227, 23268), (1636, 17451), (1662, 17178), (1939, 14724), (2454, 11634), (2493, 11452), (2863, 9972), (3324, 8589), (3681, 7756), (3878, 7362), (4908, 5817), (4986, 5726)]