71454915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11939}}^1$

素因数の和:11976

約数の個数: 48

約数和(自身を含む): 149011200

約数和(自身を除く): 77556285

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 11939, 35817, 59695, 83573, 107451, 179085, 226841, 250719, 417865, 537255, 680523, 752157, 1134205, 1253595, 1587887, 2041569, 3402615, 3760785, 4763661, 7939435, 10207845, 14290983, 23818305, 71454915]

約数ペア:

[(1, 71454915), (3, 23818305), (5, 14290983), (7, 10207845), (9, 7939435), (15, 4763661), (19, 3760785), (21, 3402615), (35, 2041569), (45, 1587887), (57, 1253595), (63, 1134205), (95, 752157), (105, 680523), (133, 537255), (171, 417865), (285, 250719), (315, 226841), (399, 179085), (665, 107451), (855, 83573), (1197, 59695), (1995, 35817), (5985, 11939)]