26391465

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 48926592

約数和(自身を除く): 22535127

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 593, 645, 989, 1035, 1779, 1935, 2965, 2967, 4945, 5337, 8895, 8901, 13639, 14835, 25499, 26685, 40917, 44505, 68195, 76497, 122751, 127495, 204585, 229491, 382485, 586477, 613755, 1147455, 1759431, 2932385, 5278293, 8797155, 26391465]

約数ペア:

[(1, 26391465), (3, 8797155), (5, 5278293), (9, 2932385), (15, 1759431), (23, 1147455), (43, 613755), (45, 586477), (69, 382485), (115, 229491), (129, 204585), (207, 127495), (215, 122751), (345, 76497), (387, 68195), (593, 44505), (645, 40917), (989, 26685), (1035, 25499), (1779, 14835), (1935, 13639), (2965, 8901), (2967, 8895), (4945, 5337)]