28907528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1163}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 58665600

約数和(自身を除く): 29758072

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1163, 1912, 2326, 3107, 4652, 6214, 9304, 12428, 15119, 24856, 30238, 60476, 120952, 277957, 555914, 1111828, 2223656, 3613441, 7226882, 14453764, 28907528]

約数ペア:

[(1, 28907528), (2, 14453764), (4, 7226882), (8, 3613441), (13, 2223656), (26, 1111828), (52, 555914), (104, 277957), (239, 120952), (478, 60476), (956, 30238), (1163, 24856), (1912, 15119), (2326, 12428), (3107, 9304), (4652, 6214)]