247942387

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{17989}}^1$

素因数の和:18186

約数の個数: 16

約数和(自身を含む): 310867200

約数和(自身を除く): 62924813

約数列:

[1, 7, 11, 77, 179, 1253, 1969, 13783, 17989, 125923, 197879, 1385153, 3220031, 22540217, 35420341, 247942387]

約数ペア:

[(1, 247942387), (7, 35420341), (11, 22540217), (77, 3220031), (179, 1385153), (1253, 197879), (1969, 125923), (13783, 17989)]