51539571

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:159

約数の個数: 42

約数和(自身を含む): 82696380

約数和(自身を除く): 31156809

約数列:

[1, 3, 9, 19, 27, 57, 61, 81, 171, 183, 243, 513, 549, 729, 1159, 1539, 1647, 3477, 3721, 4617, 4941, 10431, 11163, 13851, 14823, 31293, 33489, 44469, 70699, 93879, 100467, 212097, 281637, 301401, 636291, 844911, 904203, 1908873, 2712609, 5726619, 17179857, 51539571]

約数ペア:

[(1, 51539571), (3, 17179857), (9, 5726619), (19, 2712609), (27, 1908873), (57, 904203), (61, 844911), (81, 636291), (171, 301401), (183, 281637), (243, 212097), (513, 100467), (549, 93879), (729, 70699), (1159, 44469), (1539, 33489), (1647, 31293), (3477, 14823), (3721, 13851), (4617, 11163), (4941, 10431)]