28189518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3407}}^1$

素因数の和:3616

約数の個数: 32

約数和(自身を含む): 64779264

約数和(自身を除く): 36589746

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2758, 3407, 4137, 6814, 8274, 10221, 20442, 23849, 47698, 71547, 143094, 671179, 1342358, 2013537, 4027074, 4698253, 9396506, 14094759, 28189518]

約数ペア:

[(1, 28189518), (2, 14094759), (3, 9396506), (6, 4698253), (7, 4027074), (14, 2013537), (21, 1342358), (42, 671179), (197, 143094), (394, 71547), (591, 47698), (1182, 23849), (1379, 20442), (2758, 10221), (3407, 8274), (4137, 6814)]