28498725

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5507}}^1$

素因数の和:5546

約数の個数: 36

約数和(自身を含む): 53273376

約数和(自身を除く): 24774651

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 5507, 16521, 27535, 49563, 82605, 126661, 137675, 247815, 379983, 413025, 633305, 1139949, 1239075, 1899915, 3166525, 5699745, 9499575, 28498725]

約数ペア:

[(1, 28498725), (3, 9499575), (5, 5699745), (9, 3166525), (15, 1899915), (23, 1239075), (25, 1139949), (45, 633305), (69, 413025), (75, 379983), (115, 247815), (207, 137675), (225, 126661), (345, 82605), (575, 49563), (1035, 27535), (1725, 16521), (5175, 5507)]