8500275

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{257}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 18235440

約数和(自身を除く): 9735165

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 257, 315, 441, 525, 675, 735, 771, 945, 1225, 1285, 1323, 1575, 1799, 2205, 2313, 3675, 3855, 4725, 5397, 6425, 6615, 6939, 8995, 11025, 11565, 12593, 16191, 19275, 26985, 33075, 34695, 37779, 44975, 48573, 57825, 62965, 80955, 113337, 134925, 173475, 188895, 242865, 314825, 340011, 404775, 566685, 944475, 1214325, 1700055, 2833425, 8500275]

約数ペア:

[(1, 8500275), (3, 2833425), (5, 1700055), (7, 1214325), (9, 944475), (15, 566685), (21, 404775), (25, 340011), (27, 314825), (35, 242865), (45, 188895), (49, 173475), (63, 134925), (75, 113337), (105, 80955), (135, 62965), (147, 57825), (175, 48573), (189, 44975), (225, 37779), (245, 34695), (257, 33075), (315, 26985), (441, 19275), (525, 16191), (675, 12593), (735, 11565), (771, 11025), (945, 8995), (1225, 6939), (1285, 6615), (1323, 6425), (1575, 5397), (1799, 4725), (2205, 3855), (2313, 3675)]