81427866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{45389}}^1$

素因数の和:45430

約数の個数: 32

約数和(自身を含む): 183012480

約数和(自身を除く): 101584614

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 45389, 90778, 136167, 272334, 590057, 1043947, 1180114, 1770171, 2087894, 3131841, 3540342, 6263682, 13571311, 27142622, 40713933, 81427866]

約数ペア:

[(1, 81427866), (2, 40713933), (3, 27142622), (6, 13571311), (13, 6263682), (23, 3540342), (26, 3131841), (39, 2087894), (46, 1770171), (69, 1180114), (78, 1043947), (138, 590057), (299, 272334), (598, 136167), (897, 90778), (1794, 45389)]