2056570257

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 3396556800

約数和(自身を除く): 1339986543

約数列:

[1, 3, 7, 17, 21, 51, 59, 119, 177, 251, 357, 389, 413, 753, 1003, 1167, 1239, 1757, 2723, 3009, 4267, 5271, 6613, 7021, 8169, 12801, 14809, 19839, 21063, 22951, 29869, 44427, 46291, 68853, 89607, 97639, 103663, 138873, 160657, 251753, 292917, 310989, 390167, 481971, 683473, 755259, 1170501, 1659863, 1762271, 2050419, 2731169, 4979589, 5286813, 5760701, 8193507, 11619041, 17282103, 34857123, 40324907, 97931917, 120974721, 293795751, 685523419, 2056570257]

約数ペア:

[(1, 2056570257), (3, 685523419), (7, 293795751), (17, 120974721), (21, 97931917), (51, 40324907), (59, 34857123), (119, 17282103), (177, 11619041), (251, 8193507), (357, 5760701), (389, 5286813), (413, 4979589), (753, 2731169), (1003, 2050419), (1167, 1762271), (1239, 1659863), (1757, 1170501), (2723, 755259), (3009, 683473), (4267, 481971), (5271, 390167), (6613, 310989), (7021, 292917), (8169, 251753), (12801, 160657), (14809, 138873), (19839, 103663), (21063, 97639), (22951, 89607), (29869, 68853), (44427, 46291)]