2166437

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 2872800

約数和(自身を除く): 706363

約数列:

[1, 7, 13, 19, 49, 91, 133, 179, 247, 637, 931, 1253, 1729, 2327, 3401, 8771, 12103, 16289, 23807, 44213, 114023, 166649, 309491, 2166437]

約数ペア:

[(1, 2166437), (7, 309491), (13, 166649), (19, 114023), (49, 44213), (91, 23807), (133, 16289), (179, 12103), (247, 8771), (637, 3401), (931, 2327), (1253, 1729)]