128800984

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{95267}}^1$

素因数の和:95299

約数の個数: 24

約数和(自身を含む): 261510660

約数和(自身を除く): 132709676

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 95267, 190534, 381068, 762136, 1238471, 2476942, 4953884, 9907768, 16100123, 32200246, 64400492, 128800984]

約数ペア:

[(1, 128800984), (2, 64400492), (4, 32200246), (8, 16100123), (13, 9907768), (26, 4953884), (52, 2476942), (104, 1238471), (169, 762136), (338, 381068), (676, 190534), (1352, 95267)]