28601859

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 49190400

約数和(自身を除く): 20588541

約数列:

[1, 3, 11, 13, 19, 29, 33, 39, 57, 87, 121, 143, 209, 247, 319, 363, 377, 429, 551, 627, 741, 957, 1131, 1331, 1573, 1653, 2299, 2717, 3509, 3993, 4147, 4719, 6061, 6897, 7163, 8151, 10527, 12441, 17303, 18183, 21489, 25289, 29887, 38599, 45617, 51909, 66671, 75867, 78793, 89661, 115797, 136851, 200013, 236379, 328757, 501787, 733381, 866723, 986271, 1505361, 2200143, 2600169, 9533953, 28601859]

約数ペア:

[(1, 28601859), (3, 9533953), (11, 2600169), (13, 2200143), (19, 1505361), (29, 986271), (33, 866723), (39, 733381), (57, 501787), (87, 328757), (121, 236379), (143, 200013), (209, 136851), (247, 115797), (319, 89661), (363, 78793), (377, 75867), (429, 66671), (551, 51909), (627, 45617), (741, 38599), (957, 29887), (1131, 25289), (1331, 21489), (1573, 18183), (1653, 17303), (2299, 12441), (2717, 10527), (3509, 8151), (3993, 7163), (4147, 6897), (4719, 6061)]