161874118

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 281594880

約数和(自身を除く): 119720762

約数列:

[1, 2, 7, 14, 139, 193, 278, 386, 431, 862, 973, 1351, 1946, 2702, 3017, 6034, 26827, 53654, 59909, 83183, 119818, 166366, 187789, 375578, 419363, 582281, 838726, 1164562, 11562437, 23124874, 80937059, 161874118]

約数ペア:

[(1, 161874118), (2, 80937059), (7, 23124874), (14, 11562437), (139, 1164562), (193, 838726), (278, 582281), (386, 419363), (431, 375578), (862, 187789), (973, 166366), (1351, 119818), (1946, 83183), (2702, 59909), (3017, 53654), (6034, 26827)]