28140944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{701}}^1$

素因数の和:915

約数の個数: 40

約数和(自身を含む): 59105592

約数和(自身を除く): 30964648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 701, 772, 1402, 1544, 2509, 2804, 3088, 5018, 5608, 9113, 10036, 11216, 18226, 20072, 36452, 40144, 72904, 135293, 145808, 270586, 541172, 1082344, 1758809, 2164688, 3517618, 7035236, 14070472, 28140944]

約数ペア:

[(1, 28140944), (2, 14070472), (4, 7035236), (8, 3517618), (13, 2164688), (16, 1758809), (26, 1082344), (52, 541172), (104, 270586), (193, 145808), (208, 135293), (386, 72904), (701, 40144), (772, 36452), (1402, 20072), (1544, 18226), (2509, 11216), (2804, 10036), (3088, 9113), (5018, 5608)]