256250778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{53993}}^1$

素因数の和:54118

約数の個数: 32

約数和(自身を含む): 590910336

約数和(自身を除く): 334659558

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4746, 53993, 107986, 161979, 323958, 377951, 755902, 1133853, 2267706, 6101209, 12202418, 18303627, 36607254, 42708463, 85416926, 128125389, 256250778]

約数ペア:

[(1, 256250778), (2, 128125389), (3, 85416926), (6, 42708463), (7, 36607254), (14, 18303627), (21, 12202418), (42, 6101209), (113, 2267706), (226, 1133853), (339, 755902), (678, 377951), (791, 323958), (1582, 161979), (2373, 107986), (4746, 53993)]