25113333

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 41532480

約数和(自身を除く): 16419147

約数列:

[1, 3, 7, 21, 29, 43, 49, 87, 129, 137, 147, 203, 301, 411, 609, 903, 959, 1247, 1421, 2107, 2877, 3741, 3973, 4263, 5891, 6321, 6713, 8729, 11919, 17673, 20139, 26187, 27811, 41237, 61103, 83433, 123711, 170839, 183309, 194677, 288659, 512517, 584031, 865977, 1195873, 3587619, 8371111, 25113333]

約数ペア:

[(1, 25113333), (3, 8371111), (7, 3587619), (21, 1195873), (29, 865977), (43, 584031), (49, 512517), (87, 288659), (129, 194677), (137, 183309), (147, 170839), (203, 123711), (301, 83433), (411, 61103), (609, 41237), (903, 27811), (959, 26187), (1247, 20139), (1421, 17673), (2107, 11919), (2877, 8729), (3741, 6713), (3973, 6321), (4263, 5891)]