28089464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1657}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 57101520

約数和(自身を除く): 29012056

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 1657, 2119, 3314, 4238, 6628, 8476, 13256, 16952, 21541, 43082, 86164, 172328, 270091, 540182, 1080364, 2160728, 3511183, 7022366, 14044732, 28089464]

約数ペア:

[(1, 28089464), (2, 14044732), (4, 7022366), (8, 3511183), (13, 2160728), (26, 1080364), (52, 540182), (104, 270091), (163, 172328), (326, 86164), (652, 43082), (1304, 21541), (1657, 16952), (2119, 13256), (3314, 8476), (4238, 6628)]