208756976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{4729}}^1$

素因数の和:4857

約数の個数: 40

約数和(自身を含む): 422294400

約数和(自身を除く): 213537424

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 496, 712, 1424, 2759, 4729, 5518, 9458, 11036, 18916, 22072, 37832, 44144, 75664, 146599, 293198, 420881, 586396, 841762, 1172792, 1683524, 2345584, 3367048, 6734096, 13047311, 26094622, 52189244, 104378488, 208756976]

約数ペア:

[(1, 208756976), (2, 104378488), (4, 52189244), (8, 26094622), (16, 13047311), (31, 6734096), (62, 3367048), (89, 2345584), (124, 1683524), (178, 1172792), (248, 841762), (356, 586396), (496, 420881), (712, 293198), (1424, 146599), (2759, 75664), (4729, 44144), (5518, 37832), (9458, 22072), (11036, 18916)]