81649792

素因数分解:

$2^7\times 7^1\times {\mathrm{91127}}^1$

素因数の和:91148

約数の個数: 32

約数和(自身を含む): 185901120

約数和(自身を除く): 104251328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 91127, 182254, 364508, 637889, 729016, 1275778, 1458032, 2551556, 2916064, 5103112, 5832128, 10206224, 11664256, 20412448, 40824896, 81649792]

約数ペア:

[(1, 81649792), (2, 40824896), (4, 20412448), (7, 11664256), (8, 10206224), (14, 5832128), (16, 5103112), (28, 2916064), (32, 2551556), (56, 1458032), (64, 1275778), (112, 729016), (128, 637889), (224, 364508), (448, 182254), (896, 91127)]