206876997

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:847

約数の個数: 40

約数和(自身を含む): 327280800

約数和(自身を除く): 120403803

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 229, 513, 587, 687, 1539, 1761, 2061, 4351, 5283, 6183, 11153, 13053, 15849, 18549, 33459, 39159, 47547, 100377, 117477, 134423, 301131, 352431, 403269, 903393, 1209807, 2554037, 3629421, 7662111, 10888263, 22986333, 68958999, 206876997]

約数ペア:

[(1, 206876997), (3, 68958999), (9, 22986333), (19, 10888263), (27, 7662111), (57, 3629421), (81, 2554037), (171, 1209807), (229, 903393), (513, 403269), (587, 352431), (687, 301131), (1539, 134423), (1761, 117477), (2061, 100377), (4351, 47547), (5283, 39159), (6183, 33459), (11153, 18549), (13053, 15849)]