1780838306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{307147}}^1$

素因数の和:307385

約数の個数: 16

約数和(自身を含む): 2889648384

約数和(自身を除く): 1108810078

約数列:

[1, 2, 13, 26, 223, 446, 2899, 5798, 307147, 614294, 3992911, 7985822, 68493781, 136987562, 890419153, 1780838306]

約数ペア:

[(1, 1780838306), (2, 890419153), (13, 136987562), (26, 68493781), (223, 7985822), (446, 3992911), (2899, 614294), (5798, 307147)]