7258671

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 12500592

約数和(自身を除く): 5241921

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 137, 203, 261, 411, 609, 841, 959, 1233, 1827, 2523, 2877, 3973, 5887, 7569, 8631, 11919, 17661, 27811, 35757, 52983, 83433, 115217, 250299, 345651, 806519, 1036953, 2419557, 7258671]

約数ペア:

[(1, 7258671), (3, 2419557), (7, 1036953), (9, 806519), (21, 345651), (29, 250299), (63, 115217), (87, 83433), (137, 52983), (203, 35757), (261, 27811), (411, 17661), (609, 11919), (841, 8631), (959, 7569), (1233, 5887), (1827, 3973), (2523, 2877)]