823034368

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{123653}}^1$

素因数の和:123684

約数の個数: 40

約数和(自身を含む): 1770972588

約数和(自身を除く): 947938220

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 123653, 247306, 494612, 989224, 1607489, 1978448, 3214978, 3956896, 6429956, 7913792, 12859912, 15827584, 25719824, 31655168, 51439648, 63310336, 102879296, 205758592, 411517184, 823034368]

約数ペア:

[(1, 823034368), (2, 411517184), (4, 205758592), (8, 102879296), (13, 63310336), (16, 51439648), (26, 31655168), (32, 25719824), (52, 15827584), (64, 12859912), (104, 7913792), (128, 6429956), (208, 3956896), (256, 3214978), (416, 1978448), (512, 1607489), (832, 989224), (1664, 494612), (3328, 247306), (6656, 123653)]