81374272

素因数分解:

$2^6\times 7^1\times {\mathrm{181639}}^1$

素因数の和:181658

約数の個数: 28

約数和(自身を含む): 184546240

約数和(自身を除く): 103171968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 181639, 363278, 726556, 1271473, 1453112, 2542946, 2906224, 5085892, 5812448, 10171784, 11624896, 20343568, 40687136, 81374272]

約数ペア:

[(1, 81374272), (2, 40687136), (4, 20343568), (7, 11624896), (8, 10171784), (14, 5812448), (16, 5085892), (28, 2906224), (32, 2542946), (56, 1453112), (64, 1271473), (112, 726556), (224, 363278), (448, 181639)]