28349856

素因数分解:

$2^5\times 3^2\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:758

約数の個数: 72

約数和(自身を含む): 81228420

約数和(自身を除く): 52878564

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 173, 288, 346, 519, 569, 692, 1038, 1138, 1384, 1557, 1707, 2076, 2276, 2768, 3114, 3414, 4152, 4552, 5121, 5536, 6228, 6828, 8304, 9104, 10242, 12456, 13656, 16608, 18208, 20484, 24912, 27312, 40968, 49824, 54624, 81936, 98437, 163872, 196874, 295311, 393748, 590622, 787496, 885933, 1181244, 1574992, 1771866, 2362488, 3149984, 3543732, 4724976, 7087464, 9449952, 14174928, 28349856]

約数ペア:

[(1, 28349856), (2, 14174928), (3, 9449952), (4, 7087464), (6, 4724976), (8, 3543732), (9, 3149984), (12, 2362488), (16, 1771866), (18, 1574992), (24, 1181244), (32, 885933), (36, 787496), (48, 590622), (72, 393748), (96, 295311), (144, 196874), (173, 163872), (288, 98437), (346, 81936), (519, 54624), (569, 49824), (692, 40968), (1038, 27312), (1138, 24912), (1384, 20484), (1557, 18208), (1707, 16608), (2076, 13656), (2276, 12456), (2768, 10242), (3114, 9104), (3414, 8304), (4152, 6828), (4552, 6228), (5121, 5536)]