28581399

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41243}}^1$

素因数の和:41267

約数の個数: 24

約数和(自身を含む): 51472512

約数和(自身を除く): 22891113

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 41243, 123729, 288701, 371187, 453673, 866103, 1361019, 2598309, 3175711, 4083057, 9527133, 28581399]

約数ペア:

[(1, 28581399), (3, 9527133), (7, 4083057), (9, 3175711), (11, 2598309), (21, 1361019), (33, 866103), (63, 453673), (77, 371187), (99, 288701), (231, 123729), (693, 41243)]