128843248

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{110311}}^1$

素因数の和:110392

約数の個数: 20

約数和(自身を含む): 253055728

約数和(自身を除く): 124212480

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 110311, 220622, 441244, 882488, 1764976, 8052703, 16105406, 32210812, 64421624, 128843248]

約数ペア:

[(1, 128843248), (2, 64421624), (4, 32210812), (8, 16105406), (16, 8052703), (73, 1764976), (146, 882488), (292, 441244), (584, 220622), (1168, 110311)]