7978015.00000000

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{691}}^1$

素因数の和:1059

約数の個数: 48

約数和(自身を含む): 76430016

約数和(自身を除く): 45695718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 353, 691, 706, 1059, 1382, 2073, 2118, 2471, 3177, 4146, 4837, 4942, 6219, 6354, 7413, 9674, 12438, 14511, 14826, 22239, 29022, 43533, 44478, 87066, 243923, 487846, 731769, 1463538, 1707461, 2195307, 3414922, 4390614, 5122383, 10244766, 15367149, 30734298]

約数ペア:

[(1, 30734298), (2, 15367149), (3, 10244766), (6, 5122383), (7, 4390614), (9, 3414922), (14, 2195307), (18, 1707461), (21, 1463538), (42, 731769), (63, 487846), (126, 243923), (353, 87066), (691, 44478), (706, 43533), (1059, 29022), (1382, 22239), (2073, 14826), (2118, 14511), (2471, 12438), (3177, 9674), (4146, 7413), (4837, 6354), (4942, 6219)]