172959903

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{389}}^2$

素因数の和:911

約数の個数: 18

約数和(自身を含む): 252447104

約数和(自身を除く): 79487201

約数列:

[1, 3, 9, 127, 381, 389, 1143, 1167, 3501, 49403, 148209, 151321, 444627, 453963, 1361889, 19217767, 57653301, 172959903]

約数ペア:

[(1, 172959903), (3, 57653301), (9, 19217767), (127, 1361889), (381, 453963), (389, 444627), (1143, 151321), (1167, 148209), (3501, 49403)]