1428722176

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20981}}^1$

素因数の和:21025

約数の個数: 80

約数和(自身を含む): 3434333760

約数和(自身を除く): 2005611584

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 3584, 4256, 4864, 8512, 9728, 17024, 20981, 34048, 41962, 68096, 83924, 146867, 167848, 293734, 335696, 398639, 587468, 671392, 797278, 1174936, 1342784, 1594556, 2349872, 2685568, 2790473, 3189112, 4699744, 5371136, 5580946, 6378224, 9399488, 10742272, 11161892, 12756448, 18798976, 22323784, 25512896, 37597952, 44647568, 51025792, 75195904, 89295136, 102051584, 178590272, 204103168, 357180544, 714361088, 1428722176]

約数ペア:

[(1, 1428722176), (2, 714361088), (4, 357180544), (7, 204103168), (8, 178590272), (14, 102051584), (16, 89295136), (19, 75195904), (28, 51025792), (32, 44647568), (38, 37597952), (56, 25512896), (64, 22323784), (76, 18798976), (112, 12756448), (128, 11161892), (133, 10742272), (152, 9399488), (224, 6378224), (256, 5580946), (266, 5371136), (304, 4699744), (448, 3189112), (512, 2790473), (532, 2685568), (608, 2349872), (896, 1594556), (1064, 1342784), (1216, 1174936), (1792, 797278), (2128, 671392), (2432, 587468), (3584, 398639), (4256, 335696), (4864, 293734), (8512, 167848), (9728, 146867), (17024, 83924), (20981, 68096), (34048, 41962)]