29919897

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6689}}^1$

素因数の和:6773

約数の個数: 24

約数和(自身を含む): 50094720

約数和(自身を除く): 20174823

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6689, 20067, 46823, 60201, 140469, 421407, 474919, 1424757, 3324433, 4274271, 9973299, 29919897]

約数ペア:

[(1, 29919897), (3, 9973299), (7, 4274271), (9, 3324433), (21, 1424757), (63, 474919), (71, 421407), (213, 140469), (497, 60201), (639, 46823), (1491, 20067), (4473, 6689)]