79140321

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4421}}^1$

素因数の和:4463

約数の個数: 40

約数和(自身を含む): 134835624

約数和(自身を除く): 55695303

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1377, 1989, 4421, 5967, 13263, 17901, 39789, 57473, 75157, 119367, 172419, 225471, 358101, 517257, 676413, 977041, 1551771, 2029239, 2931123, 4655313, 6087717, 8793369, 26380107, 79140321]

約数ペア:

[(1, 79140321), (3, 26380107), (9, 8793369), (13, 6087717), (17, 4655313), (27, 2931123), (39, 2029239), (51, 1551771), (81, 977041), (117, 676413), (153, 517257), (221, 358101), (351, 225471), (459, 172419), (663, 119367), (1053, 75157), (1377, 57473), (1989, 39789), (4421, 17901), (5967, 13263)]