15180813

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 23365368

約数和(自身を除く): 8184555

約数列:

[1, 3, 9, 17, 51, 153, 313, 317, 939, 951, 2817, 2853, 5321, 5389, 15963, 16167, 47889, 48501, 99221, 297663, 892989, 1686757, 5060271, 15180813]

約数ペア:

[(1, 15180813), (3, 5060271), (9, 1686757), (17, 892989), (51, 297663), (153, 99221), (313, 48501), (317, 47889), (939, 16167), (951, 15963), (2817, 5389), (2853, 5321)]