81339048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161387}}^1$

素因数の和:161406

約数の個数: 48

約数和(自身を含む): 251765280

約数和(自身を除く): 170426232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161387, 322774, 484161, 645548, 968322, 1129709, 1291096, 1452483, 1936644, 2259418, 2904966, 3389127, 3873288, 4518836, 5809932, 6778254, 9037672, 10167381, 11619864, 13556508, 20334762, 27113016, 40669524, 81339048]

約数ペア:

[(1, 81339048), (2, 40669524), (3, 27113016), (4, 20334762), (6, 13556508), (7, 11619864), (8, 10167381), (9, 9037672), (12, 6778254), (14, 5809932), (18, 4518836), (21, 3873288), (24, 3389127), (28, 2904966), (36, 2259418), (42, 1936644), (56, 1452483), (63, 1291096), (72, 1129709), (84, 968322), (126, 645548), (168, 484161), (252, 322774), (504, 161387)]