2051226165

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 3445390080

約数和(自身を除く): 1394163915

約数列:

[1, 3, 5, 15, 37, 89, 111, 131, 185, 267, 317, 393, 445, 555, 655, 951, 1335, 1585, 1965, 3293, 4755, 4847, 9879, 11659, 11729, 14541, 16465, 24235, 28213, 34977, 35187, 41527, 49395, 58295, 58645, 72705, 84639, 124581, 141065, 174885, 175935, 207635, 423195, 431383, 622905, 1043881, 1294149, 1536499, 2156915, 3131643, 3695903, 4609497, 5219405, 6470745, 7682495, 11087709, 15658215, 18479515, 23047485, 55438545, 136748411, 410245233, 683742055, 2051226165]

約数ペア:

[(1, 2051226165), (3, 683742055), (5, 410245233), (15, 136748411), (37, 55438545), (89, 23047485), (111, 18479515), (131, 15658215), (185, 11087709), (267, 7682495), (317, 6470745), (393, 5219405), (445, 4609497), (555, 3695903), (655, 3131643), (951, 2156915), (1335, 1536499), (1585, 1294149), (1965, 1043881), (3293, 622905), (4755, 431383), (4847, 423195), (9879, 207635), (11659, 175935), (11729, 174885), (14541, 141065), (16465, 124581), (24235, 84639), (28213, 72705), (34977, 58645), (35187, 58295), (41527, 49395)]