15961517

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 19695648

約数和(自身を除く): 3734131

約数列:

[1, 11, 13, 23, 143, 211, 253, 299, 529, 2321, 2743, 3289, 4853, 5819, 6877, 30173, 53383, 63089, 75647, 111619, 693979, 1227809, 1451047, 15961517]

約数ペア:

[(1, 15961517), (11, 1451047), (13, 1227809), (23, 693979), (143, 111619), (211, 75647), (253, 63089), (299, 53383), (529, 30173), (2321, 6877), (2743, 5819), (3289, 4853)]