1258492784

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{3209}}^1$

素因数の和:3537

約数の個数: 40

約数和(自身を含む): 2471032320

約数和(自身を除く): 1212539536

約数列:

[1, 2, 4, 8, 16, 127, 193, 254, 386, 508, 772, 1016, 1544, 2032, 3088, 3209, 6418, 12836, 24511, 25672, 49022, 51344, 98044, 196088, 392176, 407543, 619337, 815086, 1238674, 1630172, 2477348, 3260344, 4954696, 6520688, 9909392, 78655799, 157311598, 314623196, 629246392, 1258492784]

約数ペア:

[(1, 1258492784), (2, 629246392), (4, 314623196), (8, 157311598), (16, 78655799), (127, 9909392), (193, 6520688), (254, 4954696), (386, 3260344), (508, 2477348), (772, 1630172), (1016, 1238674), (1544, 815086), (2032, 619337), (3088, 407543), (3209, 392176), (6418, 196088), (12836, 98044), (24511, 51344), (25672, 49022)]