128207611

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{13577}}^1$

素因数の和:13674

約数の個数: 16

約数和(自身を含む): 156418560

約数和(自身を除く): 28210949

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 13577, 95039, 257963, 963967, 1805741, 6747769, 18315373, 128207611]

約数ペア:

[(1, 128207611), (7, 18315373), (19, 6747769), (71, 1805741), (133, 963967), (497, 257963), (1349, 95039), (9443, 13577)]