28805511

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 45434880

約数和(自身を除く): 16629369

約数列:

[1, 3, 7, 21, 59, 67, 177, 201, 347, 413, 469, 1041, 1239, 1407, 2429, 3953, 7287, 11859, 20473, 23249, 27671, 61419, 69747, 83013, 143311, 162743, 429933, 488229, 1371691, 4115073, 9601837, 28805511]

約数ペア:

[(1, 28805511), (3, 9601837), (7, 4115073), (21, 1371691), (59, 488229), (67, 429933), (177, 162743), (201, 143311), (347, 83013), (413, 69747), (469, 61419), (1041, 27671), (1239, 23249), (1407, 20473), (2429, 11859), (3953, 7287)]