2782988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 5303760

約数和(自身を除く): 2520772

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 491, 982, 1417, 1964, 2834, 5668, 6383, 12766, 25532, 53519, 107038, 214076, 695747, 1391494, 2782988]

約数ペア:

[(1, 2782988), (2, 1391494), (4, 695747), (13, 214076), (26, 107038), (52, 53519), (109, 25532), (218, 12766), (436, 6383), (491, 5668), (982, 2834), (1417, 1964)]