28657272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{170579}}^1$

素因数の和:170595

約数の個数: 32

約数和(自身を含む): 81878400

約数和(自身を除く): 53221128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 170579, 341158, 511737, 682316, 1023474, 1194053, 1364632, 2046948, 2388106, 3582159, 4093896, 4776212, 7164318, 9552424, 14328636, 28657272]

約数ペア:

[(1, 28657272), (2, 14328636), (3, 9552424), (4, 7164318), (6, 4776212), (7, 4093896), (8, 3582159), (12, 2388106), (14, 2046948), (21, 1364632), (24, 1194053), (28, 1023474), (42, 682316), (56, 511737), (84, 341158), (168, 170579)]