2008202112021

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3089}}^1\times {\mathrm{12641}}^1$

素因数の和:15850

約数の個数: 64

約数和(自身を含む): 3200104857600

約数和(自身を除く): 1191902745579

約数列:

[1, 3, 7, 21, 31, 79, 93, 217, 237, 553, 651, 1659, 2449, 3089, 7347, 9267, 12641, 17143, 21623, 37923, 51429, 64869, 88487, 95759, 244031, 265461, 287277, 391871, 670313, 732093, 998639, 1175613, 1708217, 2010939, 2743097, 2995917, 5124651, 6990473, 7564961, 8229291, 20971419, 22694883, 30957809, 39048049, 52954727, 92873427, 117144147, 158864181, 216704663, 273336343, 650113989, 820009029, 1210489519, 3084795871, 3631468557, 8473426633, 9254387613, 21593571097, 25420279899, 64780713291, 95628672001, 286886016003, 669400704007, 2008202112021]

約数ペア:

[(1, 2008202112021), (3, 669400704007), (7, 286886016003), (21, 95628672001), (31, 64780713291), (79, 25420279899), (93, 21593571097), (217, 9254387613), (237, 8473426633), (553, 3631468557), (651, 3084795871), (1659, 1210489519), (2449, 820009029), (3089, 650113989), (7347, 273336343), (9267, 216704663), (12641, 158864181), (17143, 117144147), (21623, 92873427), (37923, 52954727), (51429, 39048049), (64869, 30957809), (88487, 22694883), (95759, 20971419), (244031, 8229291), (265461, 7564961), (287277, 6990473), (391871, 5124651), (670313, 2995917), (732093, 2743097), (998639, 2010939), (1175613, 1708217)]