28897358

素因数分解:

$2^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1979}}^1$

素因数の和:2144

約数の個数: 24

約数和(自身を含む): 50787000

約数和(自身を除く): 21889642

約数列:

[1, 2, 7, 14, 49, 98, 149, 298, 1043, 1979, 2086, 3958, 7301, 13853, 14602, 27706, 96971, 193942, 294871, 589742, 2064097, 4128194, 14448679, 28897358]

約数ペア:

[(1, 28897358), (2, 14448679), (7, 4128194), (14, 2064097), (49, 589742), (98, 294871), (149, 193942), (298, 96971), (1043, 27706), (1979, 14602), (2086, 13853), (3958, 7301)]