127481487

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 211438080

約数和(自身を除く): 83956593

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 139, 147, 357, 367, 417, 833, 973, 1101, 2363, 2499, 2569, 2919, 6239, 6811, 7089, 7707, 16541, 17983, 18717, 20433, 43673, 49623, 51013, 53949, 115787, 131019, 153039, 305711, 347361, 357091, 867221, 917133, 1071273, 2499637, 2601663, 6070547, 7498911, 18211641, 42493829, 127481487]

約数ペア:

[(1, 127481487), (3, 42493829), (7, 18211641), (17, 7498911), (21, 6070547), (49, 2601663), (51, 2499637), (119, 1071273), (139, 917133), (147, 867221), (357, 357091), (367, 347361), (417, 305711), (833, 153039), (973, 131019), (1101, 115787), (2363, 53949), (2499, 51013), (2569, 49623), (2919, 43673), (6239, 20433), (6811, 18717), (7089, 17983), (7707, 16541)]