42890715

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{41}}^2$

素因数の和:112

約数の個数: 84

約数和(自身を含む): 90395472

約数和(自身を除く): 47504757

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 63, 81, 105, 123, 135, 189, 205, 243, 287, 315, 369, 405, 567, 615, 729, 861, 945, 1107, 1215, 1435, 1681, 1701, 1845, 2583, 2835, 3321, 3645, 4305, 5043, 5103, 5535, 7749, 8405, 8505, 9963, 11767, 12915, 15129, 16605, 23247, 25215, 25515, 29889, 35301, 38745, 45387, 49815, 58835, 69741, 75645, 105903, 116235, 136161, 149445, 176505, 209223, 226935, 317709, 348705, 408483, 529515, 680805, 953127, 1046115, 1225449, 1588545, 2042415, 2859381, 4765635, 6127245, 8578143, 14296905, 42890715]

約数ペア:

[(1, 42890715), (3, 14296905), (5, 8578143), (7, 6127245), (9, 4765635), (15, 2859381), (21, 2042415), (27, 1588545), (35, 1225449), (41, 1046115), (45, 953127), (63, 680805), (81, 529515), (105, 408483), (123, 348705), (135, 317709), (189, 226935), (205, 209223), (243, 176505), (287, 149445), (315, 136161), (369, 116235), (405, 105903), (567, 75645), (615, 69741), (729, 58835), (861, 49815), (945, 45387), (1107, 38745), (1215, 35301), (1435, 29889), (1681, 25515), (1701, 25215), (1845, 23247), (2583, 16605), (2835, 15129), (3321, 12915), (3645, 11767), (4305, 9963), (5043, 8505), (5103, 8405), (5535, 7749)]