2905455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 5581440

約数和(自身を除く): 2675985

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 59, 67, 105, 147, 177, 201, 245, 295, 335, 413, 469, 735, 885, 1005, 1239, 1407, 2065, 2345, 2891, 3283, 3953, 6195, 7035, 8673, 9849, 11859, 14455, 16415, 19765, 27671, 43365, 49245, 59295, 83013, 138355, 193697, 415065, 581091, 968485, 2905455]

約数ペア:

[(1, 2905455), (3, 968485), (5, 581091), (7, 415065), (15, 193697), (21, 138355), (35, 83013), (49, 59295), (59, 49245), (67, 43365), (105, 27671), (147, 19765), (177, 16415), (201, 14455), (245, 11859), (295, 9849), (335, 8673), (413, 7035), (469, 6195), (735, 3953), (885, 3283), (1005, 2891), (1239, 2345), (1407, 2065)]