1850915521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 2434037760

約数和(自身を除く): 583122239

約数列:

[1, 7, 13, 41, 43, 83, 91, 139, 287, 301, 533, 559, 581, 973, 1079, 1763, 1807, 3403, 3569, 3731, 3913, 5699, 5977, 7553, 11537, 12341, 12649, 22919, 23821, 24983, 39893, 41839, 44239, 46397, 74087, 77701, 80759, 146329, 149981, 160433, 245057, 309673, 324779, 473017, 496091, 518609, 543907, 1024303, 1049867, 1715399, 1902277, 3185741, 3311119, 3472637, 6149221, 6449183, 13315939, 20339731, 22300187, 43044547, 45144281, 142378117, 264416503, 1850915521]

約数ペア:

[(1, 1850915521), (7, 264416503), (13, 142378117), (41, 45144281), (43, 43044547), (83, 22300187), (91, 20339731), (139, 13315939), (287, 6449183), (301, 6149221), (533, 3472637), (559, 3311119), (581, 3185741), (973, 1902277), (1079, 1715399), (1763, 1049867), (1807, 1024303), (3403, 543907), (3569, 518609), (3731, 496091), (3913, 473017), (5699, 324779), (5977, 309673), (7553, 245057), (11537, 160433), (12341, 149981), (12649, 146329), (22919, 80759), (23821, 77701), (24983, 74087), (39893, 46397), (41839, 44239)]