138839168

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{83437}}^1$

素因数の和:83464

約数の個数: 32

約数和(自身を含む): 297873660

約数和(自身を除く): 159034492

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 83437, 166874, 333748, 667496, 1084681, 1334992, 2169362, 2669984, 4338724, 5339968, 8677448, 10679936, 17354896, 34709792, 69419584, 138839168]

約数ペア:

[(1, 138839168), (2, 69419584), (4, 34709792), (8, 17354896), (13, 10679936), (16, 8677448), (26, 5339968), (32, 4338724), (52, 2669984), (64, 2169362), (104, 1334992), (128, 1084681), (208, 667496), (416, 333748), (832, 166874), (1664, 83437)]