220748367

素因数分解:

$3^1\times 7^1\times {\mathrm{2557}}^1\times {\mathrm{4111}}^1$

素因数の和:6678

約数の個数: 16

約数和(自身を含む): 336591872

約数和(自身を除く): 115843505

約数列:

[1, 3, 7, 21, 2557, 4111, 7671, 12333, 17899, 28777, 53697, 86331, 10511827, 31535481, 73582789, 220748367]

約数ペア:

[(1, 220748367), (3, 73582789), (7, 31535481), (21, 10511827), (2557, 86331), (4111, 53697), (7671, 28777), (12333, 17899)]