647537538

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1\times {\mathrm{2591}}^1$

素因数の和:4430

約数の個数: 32

約数和(自身を含む): 1352650752

約数和(自身を除く): 705113214

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 1811, 2591, 3622, 5182, 5433, 7773, 10866, 15546, 41653, 59593, 83306, 119186, 124959, 178779, 249918, 357558, 4692301, 9384602, 14076903, 28153806, 107922923, 215845846, 323768769, 647537538]

約数ペア:

[(1, 647537538), (2, 323768769), (3, 215845846), (6, 107922923), (23, 28153806), (46, 14076903), (69, 9384602), (138, 4692301), (1811, 357558), (2591, 249918), (3622, 178779), (5182, 124959), (5433, 119186), (7773, 83306), (10866, 59593), (15546, 41653)]