91740721

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 109175040

約数和(自身を除く): 17434319

約数列:

[1, 17, 19, 23, 53, 233, 323, 391, 437, 901, 1007, 1219, 3961, 4427, 5359, 7429, 12349, 17119, 20723, 23161, 75259, 91103, 101821, 209933, 234631, 284027, 393737, 1730957, 3988727, 4828459, 5396513, 91740721]

約数ペア:

[(1, 91740721), (17, 5396513), (19, 4828459), (23, 3988727), (53, 1730957), (233, 393737), (323, 284027), (391, 234631), (437, 209933), (901, 101821), (1007, 91103), (1219, 75259), (3961, 23161), (4427, 20723), (5359, 17119), (7429, 12349)]