668304026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1\times {\mathrm{857}}^1$

素因数の和:1298

約数の個数: 32

約数和(自身を含む): 1096215120

約数和(自身を除く): 427911094

約数列:

[1, 2, 13, 26, 89, 178, 337, 674, 857, 1157, 1714, 2314, 4381, 8762, 11141, 22282, 29993, 59986, 76273, 152546, 288809, 389909, 577618, 779818, 991549, 1983098, 3754517, 7509034, 25704001, 51408002, 334152013, 668304026]

約数ペア:

[(1, 668304026), (2, 334152013), (13, 51408002), (26, 25704001), (89, 7509034), (178, 3754517), (337, 1983098), (674, 991549), (857, 779818), (1157, 577618), (1714, 389909), (2314, 288809), (4381, 152546), (8762, 76273), (11141, 59986), (22282, 29993)]