218145825

素因数分解:

$3^3\times 5^2\times {\mathrm{293}}^1\times {\mathrm{1103}}^1$

素因数の和:1415

約数の個数: 48

約数和(自身を含む): 402474240

約数和(自身を除く): 184328415

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 293, 675, 879, 1103, 1465, 2637, 3309, 4395, 5515, 7325, 7911, 9927, 13185, 16545, 21975, 27575, 29781, 39555, 49635, 65925, 82725, 148905, 197775, 248175, 323179, 744525, 969537, 1615895, 2908611, 4847685, 8079475, 8725833, 14543055, 24238425, 43629165, 72715275, 218145825]

約数ペア:

[(1, 218145825), (3, 72715275), (5, 43629165), (9, 24238425), (15, 14543055), (25, 8725833), (27, 8079475), (45, 4847685), (75, 2908611), (135, 1615895), (225, 969537), (293, 744525), (675, 323179), (879, 248175), (1103, 197775), (1465, 148905), (2637, 82725), (3309, 65925), (4395, 49635), (5515, 39555), (7325, 29781), (7911, 27575), (9927, 21975), (13185, 16545)]