199231505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1667}}^1$

素因数の和:1777

約数の個数: 32

約数和(自身を含む): 272377728

約数和(自身を除く): 73146223

約数列:

[1, 5, 11, 41, 53, 55, 205, 265, 451, 583, 1667, 2173, 2255, 2915, 8335, 10865, 18337, 23903, 68347, 88351, 91685, 119515, 341735, 441755, 751817, 971861, 3622391, 3759085, 4859305, 18111955, 39846301, 199231505]

約数ペア:

[(1, 199231505), (5, 39846301), (11, 18111955), (41, 4859305), (53, 3759085), (55, 3622391), (205, 971861), (265, 751817), (451, 441755), (583, 341735), (1667, 119515), (2173, 91685), (2255, 88351), (2915, 68347), (8335, 23903), (10865, 18337)]