684374038

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{653}}^1\times {\mathrm{2039}}^1$

素因数の和:2951

約数の個数: 16

約数和(自身を含む): 1032639840

約数和(自身を除く): 348265802

約数列:

[1, 2, 257, 514, 653, 1306, 2039, 4078, 167821, 335642, 524023, 1048046, 1331467, 2662934, 342187019, 684374038]

約数ペア:

[(1, 684374038), (2, 342187019), (257, 2662934), (514, 1331467), (653, 1048046), (1306, 524023), (2039, 335642), (4078, 167821)]