147515487

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{809}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 237427200

約数和(自身を除く): 89911713

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 457, 809, 1371, 2427, 3199, 5663, 8683, 9597, 15371, 16989, 26049, 46113, 60781, 107597, 182343, 322791, 369713, 1109139, 2587991, 7024547, 7763973, 21073641, 49171829, 147515487]

約数ペア:

[(1, 147515487), (3, 49171829), (7, 21073641), (19, 7763973), (21, 7024547), (57, 2587991), (133, 1109139), (399, 369713), (457, 322791), (809, 182343), (1371, 107597), (2427, 60781), (3199, 46113), (5663, 26049), (8683, 16989), (9597, 15371)]