243310275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 472844736

約数和(自身を除く): 229534461

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 193, 195, 225, 325, 431, 579, 585, 965, 975, 1293, 1737, 2155, 2509, 2895, 2925, 3879, 4825, 5603, 6465, 7527, 8685, 10775, 12545, 14475, 16809, 19395, 22581, 28015, 32325, 37635, 43425, 50427, 62725, 83183, 84045, 96975, 112905, 140075, 188175, 249549, 252135, 415915, 420225, 564525, 748647, 1081379, 1247745, 1260675, 2079575, 3244137, 3743235, 5406895, 6238725, 9732411, 16220685, 18716175, 27034475, 48662055, 81103425, 243310275]

約数ペア:

[(1, 243310275), (3, 81103425), (5, 48662055), (9, 27034475), (13, 18716175), (15, 16220685), (25, 9732411), (39, 6238725), (45, 5406895), (65, 3743235), (75, 3244137), (117, 2079575), (193, 1260675), (195, 1247745), (225, 1081379), (325, 748647), (431, 564525), (579, 420225), (585, 415915), (965, 252135), (975, 249549), (1293, 188175), (1737, 140075), (2155, 112905), (2509, 96975), (2895, 84045), (2925, 83183), (3879, 62725), (4825, 50427), (5603, 43425), (6465, 37635), (7527, 32325), (8685, 28015), (10775, 22581), (12545, 19395), (14475, 16809)]