28807317

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3779}}^1$

素因数の和:3814

約数の個数: 36

約数和(自身を含む): 52284960

約数和(自身を除く): 23477643

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 3779, 7623, 11337, 26453, 34011, 41569, 79359, 124707, 238077, 290983, 374121, 457259, 872949, 1371777, 2618847, 3200813, 4115331, 9602439, 28807317]

約数ペア:

[(1, 28807317), (3, 9602439), (7, 4115331), (9, 3200813), (11, 2618847), (21, 1371777), (33, 872949), (63, 457259), (77, 374121), (99, 290983), (121, 238077), (231, 124707), (363, 79359), (693, 41569), (847, 34011), (1089, 26453), (2541, 11337), (3779, 7623)]