81215616

素因数分解:

$2^7\times 3^1\times {\mathrm{211499}}^1$

素因数の和:211516

約数の個数: 32

約数和(自身を含む): 215730000

約数和(自身を除く): 134514384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 211499, 422998, 634497, 845996, 1268994, 1691992, 2537988, 3383984, 5075976, 6767968, 10151952, 13535936, 20303904, 27071872, 40607808, 81215616]

約数ペア:

[(1, 81215616), (2, 40607808), (3, 27071872), (4, 20303904), (6, 13535936), (8, 10151952), (12, 6767968), (16, 5075976), (24, 3383984), (32, 2537988), (48, 1691992), (64, 1268994), (96, 845996), (128, 634497), (192, 422998), (384, 211499)]