28189476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{111863}}^1$

素因数の和:111880

約数の個数: 36

約数和(自身を含む): 81436992

約数和(自身を除く): 53247516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 111863, 223726, 335589, 447452, 671178, 783041, 1006767, 1342356, 1566082, 2013534, 2349123, 3132164, 4027068, 4698246, 7047369, 9396492, 14094738, 28189476]

約数ペア:

[(1, 28189476), (2, 14094738), (3, 9396492), (4, 7047369), (6, 4698246), (7, 4027068), (9, 3132164), (12, 2349123), (14, 2013534), (18, 1566082), (21, 1342356), (28, 1006767), (36, 783041), (42, 671178), (63, 447452), (84, 335589), (126, 223726), (252, 111863)]