39917115

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 82553328

約数和(自身を除く): 42636213

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 147, 215, 245, 301, 315, 387, 421, 441, 645, 735, 903, 1263, 1505, 1935, 2105, 2107, 2205, 2709, 2947, 3789, 4515, 6315, 6321, 8841, 10535, 13545, 14735, 18103, 18945, 18963, 20629, 26523, 31605, 44205, 54309, 61887, 90515, 94815, 103145, 126721, 132615, 162927, 185661, 271545, 309435, 380163, 633605, 814635, 887047, 928305, 1140489, 1900815, 2661141, 4435235, 5702445, 7983423, 13305705, 39917115]

約数ペア:

[(1, 39917115), (3, 13305705), (5, 7983423), (7, 5702445), (9, 4435235), (15, 2661141), (21, 1900815), (35, 1140489), (43, 928305), (45, 887047), (49, 814635), (63, 633605), (105, 380163), (129, 309435), (147, 271545), (215, 185661), (245, 162927), (301, 132615), (315, 126721), (387, 103145), (421, 94815), (441, 90515), (645, 61887), (735, 54309), (903, 44205), (1263, 31605), (1505, 26523), (1935, 20629), (2105, 18963), (2107, 18945), (2205, 18103), (2709, 14735), (2947, 13545), (3789, 10535), (4515, 8841), (6315, 6321)]