257536244

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{17387}}^1$

素因数の和:17444

約数の個数: 36

約数和(自身を含む): 538471584

約数和(自身を除く): 280935340

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 529, 644, 1058, 2116, 3703, 7406, 14812, 17387, 34774, 69548, 121709, 243418, 399901, 486836, 799802, 1599604, 2799307, 5598614, 9197723, 11197228, 18395446, 36790892, 64384061, 128768122, 257536244]

約数ペア:

[(1, 257536244), (2, 128768122), (4, 64384061), (7, 36790892), (14, 18395446), (23, 11197228), (28, 9197723), (46, 5598614), (92, 2799307), (161, 1599604), (322, 799802), (529, 486836), (644, 399901), (1058, 243418), (2116, 121709), (3703, 69548), (7406, 34774), (14812, 17387)]