398548381

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{120371}}^1$

素因数の和:120432

約数の個数: 16

約数和(自身を含む): 508451328

約数和(自身を除く): 109902947

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 120371, 842597, 1324081, 5175953, 9268567, 36231671, 56935483, 398548381]

約数ペア:

[(1, 398548381), (7, 56935483), (11, 36231671), (43, 9268567), (77, 5175953), (301, 1324081), (473, 842597), (3311, 120371)]