6642688

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 44

約数和(自身を含む): 14329000

約数和(自身を除く): 7686312

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 499, 512, 832, 998, 1024, 1664, 1996, 3328, 3992, 6487, 6656, 7984, 12974, 13312, 15968, 25948, 31936, 51896, 63872, 103792, 127744, 207584, 255488, 415168, 510976, 830336, 1660672, 3321344, 6642688]

約数ペア:

[(1, 6642688), (2, 3321344), (4, 1660672), (8, 830336), (13, 510976), (16, 415168), (26, 255488), (32, 207584), (52, 127744), (64, 103792), (104, 63872), (128, 51896), (208, 31936), (256, 25948), (416, 15968), (499, 13312), (512, 12974), (832, 7984), (998, 6656), (1024, 6487), (1664, 3992), (1996, 3328)]