1209725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 1687392

約数和(自身を除く): 477667

約数列:

[1, 5, 11, 25, 53, 55, 83, 265, 275, 415, 583, 913, 1325, 2075, 2915, 4399, 4565, 14575, 21995, 22825, 48389, 109975, 241945, 1209725]

約数ペア:

[(1, 1209725), (5, 241945), (11, 109975), (25, 48389), (53, 22825), (55, 21995), (83, 14575), (265, 4565), (275, 4399), (415, 2915), (583, 2075), (913, 1325)]