128081526

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{3529}}^1$

素因数の和:3820

約数の個数: 32

約数和(自身を含む): 268392960

約数和(自身を除く): 140311434

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 263, 526, 789, 1578, 3529, 6049, 7058, 10587, 12098, 18147, 21174, 36294, 81167, 162334, 243501, 487002, 928127, 1856254, 2784381, 5568762, 21346921, 42693842, 64040763, 128081526]

約数ペア:

[(1, 128081526), (2, 64040763), (3, 42693842), (6, 21346921), (23, 5568762), (46, 2784381), (69, 1856254), (138, 928127), (263, 487002), (526, 243501), (789, 162334), (1578, 81167), (3529, 36294), (6049, 21174), (7058, 18147), (10587, 12098)]