28912590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{45893}}^1$

素因数の和:45913

約数の個数: 48

約数和(自身を含む): 85913568

約数和(自身を除く): 57000978

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 45893, 91786, 137679, 229465, 275358, 321251, 413037, 458930, 642502, 688395, 826074, 963753, 1376790, 1606255, 1927506, 2065185, 2891259, 3212510, 4130370, 4818765, 5782518, 9637530, 14456295, 28912590]

約数ペア:

[(1, 28912590), (2, 14456295), (3, 9637530), (5, 5782518), (6, 4818765), (7, 4130370), (9, 3212510), (10, 2891259), (14, 2065185), (15, 1927506), (18, 1606255), (21, 1376790), (30, 963753), (35, 826074), (42, 688395), (45, 642502), (63, 458930), (70, 413037), (90, 321251), (105, 275358), (126, 229465), (210, 137679), (315, 91786), (630, 45893)]