28410921

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3727}}^1$

素因数の和:3762

約数の個数: 36

約数和(自身を含む): 51565696

約数和(自身を除く): 23154775

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 3727, 7623, 11181, 26089, 33543, 40997, 78267, 122991, 234801, 286979, 368973, 450967, 860937, 1352901, 2582811, 3156769, 4058703, 9470307, 28410921]

約数ペア:

[(1, 28410921), (3, 9470307), (7, 4058703), (9, 3156769), (11, 2582811), (21, 1352901), (33, 860937), (63, 450967), (77, 368973), (99, 286979), (121, 234801), (231, 122991), (363, 78267), (693, 40997), (847, 33543), (1089, 26089), (2541, 11181), (3727, 7623)]