67780887

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 98366400

約数和(自身を除く): 30585513

約数列:

[1, 3, 17, 51, 89, 109, 137, 267, 327, 411, 1513, 1853, 2329, 4539, 5559, 6987, 9701, 12193, 14933, 29103, 36579, 44799, 164917, 207281, 253861, 494751, 621843, 761583, 1329037, 3987111, 22593629, 67780887]

約数ペア:

[(1, 67780887), (3, 22593629), (17, 3987111), (51, 1329037), (89, 761583), (109, 621843), (137, 494751), (267, 253861), (327, 207281), (411, 164917), (1513, 44799), (1853, 36579), (2329, 29103), (4539, 14933), (5559, 12193), (6987, 9701)]