78471704

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{239243}}^1$

素因数の和:239290

約数の個数: 16

約数和(自身を含む): 150723720

約数和(自身を除く): 72252016

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 239243, 478486, 956972, 1913944, 9808963, 19617926, 39235852, 78471704]

約数ペア:

[(1, 78471704), (2, 39235852), (4, 19617926), (8, 9808963), (41, 1913944), (82, 956972), (164, 478486), (328, 239243)]