15721496

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5297}}^1$

素因数の和:5363

約数の個数: 32

約数和(自身を含む): 34331040

約数和(自身を除く): 18609544

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 5297, 10594, 21188, 37079, 42376, 74158, 148316, 280741, 296632, 561482, 1122964, 1965187, 2245928, 3930374, 7860748, 15721496]

約数ペア:

[(1, 15721496), (2, 7860748), (4, 3930374), (7, 2245928), (8, 1965187), (14, 1122964), (28, 561482), (53, 296632), (56, 280741), (106, 148316), (212, 74158), (371, 42376), (424, 37079), (742, 21188), (1484, 10594), (2968, 5297)]