161749679

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5503}}^1$

素因数の和:5559

約数の個数: 32

約数和(自身を含む): 221921280

約数和(自身を除く): 60171601

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 1547, 1729, 2261, 4199, 5503, 29393, 38521, 71539, 93551, 104557, 500773, 654857, 731899, 1216163, 1359241, 1777469, 8513141, 9514687, 12442283, 23107097, 161749679]

約数ペア:

[(1, 161749679), (7, 23107097), (13, 12442283), (17, 9514687), (19, 8513141), (91, 1777469), (119, 1359241), (133, 1216163), (221, 731899), (247, 654857), (323, 500773), (1547, 104557), (1729, 93551), (2261, 71539), (4199, 38521), (5503, 29393)]