15721522712

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1\times {\mathrm{4241}}^1$

素因数の和:5556

約数の個数: 64

約数和(自身を含む): 34360200000

約数和(自身を除く): 18638677288

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1249, 1484, 2498, 2968, 4241, 4996, 8482, 8743, 9992, 16964, 17486, 29687, 33928, 34972, 59374, 66197, 69944, 118748, 132394, 224773, 237496, 264788, 449546, 463379, 529576, 899092, 926758, 1573411, 1798184, 1853516, 3146822, 3707032, 5297009, 6293644, 10594018, 12587288, 21188036, 37079063, 42376072, 74158126, 148316252, 280741477, 296632504, 561482954, 1122965908, 1965190339, 2245931816, 3930380678, 7860761356, 15721522712]

約数ペア:

[(1, 15721522712), (2, 7860761356), (4, 3930380678), (7, 2245931816), (8, 1965190339), (14, 1122965908), (28, 561482954), (53, 296632504), (56, 280741477), (106, 148316252), (212, 74158126), (371, 42376072), (424, 37079063), (742, 21188036), (1249, 12587288), (1484, 10594018), (2498, 6293644), (2968, 5297009), (4241, 3707032), (4996, 3146822), (8482, 1853516), (8743, 1798184), (9992, 1573411), (16964, 926758), (17486, 899092), (29687, 529576), (33928, 463379), (34972, 449546), (59374, 264788), (66197, 237496), (69944, 224773), (118748, 132394)]