138889289

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{24709}}^1$

素因数の和:24800

約数の個数: 16

約数和(自身を含む): 175539840

約数和(自身を除く): 36650551

約数列:

[1, 7, 11, 73, 77, 511, 803, 5621, 24709, 172963, 271799, 1803757, 1902593, 12626299, 19841327, 138889289]

約数ペア:

[(1, 138889289), (7, 19841327), (11, 12626299), (73, 1902593), (77, 1803757), (511, 271799), (803, 172963), (5621, 24709)]