28867518

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^2\times {\mathrm{431}}^1$

素因数の和:561

約数の個数: 36

約数和(自身を含む): 63735984

約数和(自身を除く): 34868466

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 431, 549, 862, 1098, 1293, 2586, 3721, 3879, 7442, 7758, 11163, 22326, 26291, 33489, 52582, 66978, 78873, 157746, 236619, 473238, 1603751, 3207502, 4811253, 9622506, 14433759, 28867518]

約数ペア:

[(1, 28867518), (2, 14433759), (3, 9622506), (6, 4811253), (9, 3207502), (18, 1603751), (61, 473238), (122, 236619), (183, 157746), (366, 78873), (431, 66978), (549, 52582), (862, 33489), (1098, 26291), (1293, 22326), (2586, 11163), (3721, 7758), (3879, 7442)]