291288128

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{67931}}^1$

素因数の和:68010

約数の個数: 28

約数和(自身を含む): 586660752

約数和(自身を除く): 295372624

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 67931, 135862, 271724, 543448, 1086896, 2173792, 4347584, 4551377, 9102754, 18205508, 36411016, 72822032, 145644064, 291288128]

約数ペア:

[(1, 291288128), (2, 145644064), (4, 72822032), (8, 36411016), (16, 18205508), (32, 9102754), (64, 4551377), (67, 4347584), (134, 2173792), (268, 1086896), (536, 543448), (1072, 271724), (2144, 135862), (4288, 67931)]