28808494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{383}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 22285010

約数列:

[1, 2, 11, 13, 22, 26, 143, 263, 286, 383, 526, 766, 2893, 3419, 4213, 4979, 5786, 6838, 8426, 9958, 37609, 54769, 75218, 100729, 109538, 201458, 1108019, 1309477, 2216038, 2618954, 14404247, 28808494]

約数ペア:

[(1, 28808494), (2, 14404247), (11, 2618954), (13, 2216038), (22, 1309477), (26, 1108019), (143, 201458), (263, 109538), (286, 100729), (383, 75218), (526, 54769), (766, 37609), (2893, 9958), (3419, 8426), (4213, 6838), (4979, 5786)]