208165734

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{550703}}^1$

素因数の和:550721

約数の個数: 32

約数和(自身を含む): 528675840

約数和(自身を除く): 320510106

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 550703, 1101406, 1652109, 3304218, 3854921, 4956327, 7709842, 9912654, 11564763, 14868981, 23129526, 29737962, 34694289, 69388578, 104082867, 208165734]

約数ペア:

[(1, 208165734), (2, 104082867), (3, 69388578), (6, 34694289), (7, 29737962), (9, 23129526), (14, 14868981), (18, 11564763), (21, 9912654), (27, 7709842), (42, 4956327), (54, 3854921), (63, 3304218), (126, 1652109), (189, 1101406), (378, 550703)]