51758109

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 60

約数和(自身を含む): 88572000

約数和(自身を除く): 36813891

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 169, 171, 199, 247, 351, 507, 513, 597, 741, 1053, 1521, 1539, 1791, 2223, 2587, 3211, 3781, 4563, 5373, 6669, 7761, 9633, 11343, 13689, 16119, 20007, 23283, 28899, 33631, 34029, 49153, 69849, 86697, 100893, 102087, 147459, 209547, 260091, 302679, 306261, 442377, 638989, 908037, 1327131, 1916967, 2724111, 3981393, 5750901, 17252703, 51758109]

約数ペア:

[(1, 51758109), (3, 17252703), (9, 5750901), (13, 3981393), (19, 2724111), (27, 1916967), (39, 1327131), (57, 908037), (81, 638989), (117, 442377), (169, 306261), (171, 302679), (199, 260091), (247, 209547), (351, 147459), (507, 102087), (513, 100893), (597, 86697), (741, 69849), (1053, 49153), (1521, 34029), (1539, 33631), (1791, 28899), (2223, 23283), (2587, 20007), (3211, 16119), (3781, 13689), (4563, 11343), (5373, 9633), (6669, 7761)]