28901531234

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{19429}}^1$

素因数の和:19718

約数の個数: 32

約数和(自身を含む): 44885631600

約数和(自身を除く): 15984100366

約数列:

[1, 2, 61, 89, 122, 137, 178, 274, 5429, 8357, 10858, 12193, 16714, 19429, 24386, 38858, 743773, 1185169, 1487546, 1729181, 2370338, 2661773, 3458362, 5323546, 105480041, 162368153, 210960082, 236897797, 324736306, 473795594, 14450765617, 28901531234]

約数ペア:

[(1, 28901531234), (2, 14450765617), (61, 473795594), (89, 324736306), (122, 236897797), (137, 210960082), (178, 162368153), (274, 105480041), (5429, 5323546), (8357, 3458362), (10858, 2661773), (12193, 2370338), (16714, 1729181), (19429, 1487546), (24386, 1185169), (38858, 743773)]