28417392752

素因数分解:

$2^4\times 7^1\times {\mathrm{991}}^1\times {\mathrm{256031}}^1$

素因数の和:257037

約数の個数: 40

約数和(自身を含む): 62987968512

約数和(自身を除く): 34570575760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 991, 1982, 3964, 6937, 7928, 13874, 15856, 27748, 55496, 110992, 256031, 512062, 1024124, 1792217, 2048248, 3584434, 4096496, 7168868, 14337736, 28675472, 253726721, 507453442, 1014906884, 1776087047, 2029813768, 3552174094, 4059627536, 7104348188, 14208696376, 28417392752]

約数ペア:

[(1, 28417392752), (2, 14208696376), (4, 7104348188), (7, 4059627536), (8, 3552174094), (14, 2029813768), (16, 1776087047), (28, 1014906884), (56, 507453442), (112, 253726721), (991, 28675472), (1982, 14337736), (3964, 7168868), (6937, 4096496), (7928, 3584434), (13874, 2048248), (15856, 1792217), (27748, 1024124), (55496, 512062), (110992, 256031)]