28284178

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 47381040

約数和(自身を除く): 19096862

約数列:

[1, 2, 13, 26, 41, 82, 157, 169, 314, 338, 533, 1066, 2041, 2197, 4082, 4394, 6437, 6929, 12874, 13858, 26533, 53066, 83681, 90077, 167362, 180154, 344929, 689858, 1087853, 2175706, 14142089, 28284178]

約数ペア:

[(1, 28284178), (2, 14142089), (13, 2175706), (26, 1087853), (41, 689858), (82, 344929), (157, 180154), (169, 167362), (314, 90077), (338, 83681), (533, 53066), (1066, 26533), (2041, 13858), (2197, 12874), (4082, 6929), (4394, 6437)]