71314276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{18211}}^1$

素因数の和:18315

約数の個数: 24

約数和(自身を含む): 137682720

約数和(自身を除く): 66368444

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 18211, 36422, 72844, 200321, 400642, 801284, 1620779, 3241558, 6483116, 17828569, 35657138, 71314276]

約数ペア:

[(1, 71314276), (2, 35657138), (4, 17828569), (11, 6483116), (22, 3241558), (44, 1620779), (89, 801284), (178, 400642), (356, 200321), (979, 72844), (1958, 36422), (3916, 18211)]