2748653570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21143489}}^1$

素因数の和:21143509

約数の個数: 16

約数和(自身を含む): 5328159480

約数和(自身を除く): 2579505910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 21143489, 42286978, 105717445, 211434890, 274865357, 549730714, 1374326785, 2748653570]

約数ペア:

[(1, 2748653570), (2, 1374326785), (5, 549730714), (10, 274865357), (13, 211434890), (26, 105717445), (65, 42286978), (130, 21143489)]