28348376

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1031}}^1$

素因数の和:1535

約数の個数: 32

約数和(自身を含む): 60929280

約数和(自身を除く): 32580904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 982, 1031, 1964, 2062, 3437, 3928, 4124, 6874, 7217, 8248, 13748, 14434, 27496, 28868, 57736, 506221, 1012442, 2024884, 3543547, 4049768, 7087094, 14174188, 28348376]

約数ペア:

[(1, 28348376), (2, 14174188), (4, 7087094), (7, 4049768), (8, 3543547), (14, 2024884), (28, 1012442), (56, 506221), (491, 57736), (982, 28868), (1031, 27496), (1964, 14434), (2062, 13748), (3437, 8248), (3928, 7217), (4124, 6874)]