1278172

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 2580480

約数和(自身を除く): 1302308

約数列:

[1, 2, 4, 7, 14, 28, 191, 239, 382, 478, 764, 956, 1337, 1673, 2674, 3346, 5348, 6692, 45649, 91298, 182596, 319543, 639086, 1278172]

約数ペア:

[(1, 1278172), (2, 639086), (4, 319543), (7, 182596), (14, 91298), (28, 45649), (191, 6692), (239, 5348), (382, 3346), (478, 2674), (764, 1673), (956, 1337)]