248135043

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{7963}}^1$

素因数の和:8043

約数の個数: 32

約数和(自身を含む): 385330176

約数和(自身を除く): 137195133

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 1833, 2397, 7963, 10387, 23889, 31161, 103519, 135371, 310557, 374261, 406113, 1122783, 1759823, 4865393, 5279469, 6362437, 14596179, 19087311, 82711681, 248135043]

約数ペア:

[(1, 248135043), (3, 82711681), (13, 19087311), (17, 14596179), (39, 6362437), (47, 5279469), (51, 4865393), (141, 1759823), (221, 1122783), (611, 406113), (663, 374261), (799, 310557), (1833, 135371), (2397, 103519), (7963, 31161), (10387, 23889)]