4206405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 8043840

約数和(自身を除く): 3837435

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 59, 97, 105, 147, 177, 245, 291, 295, 413, 485, 679, 735, 885, 1239, 1455, 2037, 2065, 2891, 3395, 4753, 5723, 6195, 8673, 10185, 14259, 14455, 17169, 23765, 28615, 40061, 43365, 71295, 85845, 120183, 200305, 280427, 600915, 841281, 1402135, 4206405]

約数ペア:

[(1, 4206405), (3, 1402135), (5, 841281), (7, 600915), (15, 280427), (21, 200305), (35, 120183), (49, 85845), (59, 71295), (97, 43365), (105, 40061), (147, 28615), (177, 23765), (245, 17169), (291, 14455), (295, 14259), (413, 10185), (485, 8673), (679, 6195), (735, 5723), (885, 4753), (1239, 3395), (1455, 2891), (2037, 2065)]