28991133184

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{4355639}}^1$

素因数の和:4355670

約数の個数: 40

約数和(自身を含む): 62381476080

約数和(自身を除く): 33390342896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 4355639, 8711278, 17422556, 34845112, 56623307, 69690224, 113246614, 139380448, 226493228, 278760896, 452986456, 557521792, 905972912, 1115043584, 1811945824, 2230087168, 3623891648, 7247783296, 14495566592, 28991133184]

約数ペア:

[(1, 28991133184), (2, 14495566592), (4, 7247783296), (8, 3623891648), (13, 2230087168), (16, 1811945824), (26, 1115043584), (32, 905972912), (52, 557521792), (64, 452986456), (104, 278760896), (128, 226493228), (208, 139380448), (256, 113246614), (416, 69690224), (512, 56623307), (832, 34845112), (1664, 17422556), (3328, 8711278), (6656, 4355639)]