129021981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 194088960

約数和(自身を除く): 65066979

約数列:

[1, 3, 11, 33, 53, 71, 159, 213, 583, 781, 1039, 1749, 2343, 3117, 3763, 11289, 11429, 34287, 41393, 55067, 73769, 124179, 165201, 221307, 605737, 811459, 1817211, 2434377, 3909757, 11729271, 43007327, 129021981]

約数ペア:

[(1, 129021981), (3, 43007327), (11, 11729271), (33, 3909757), (53, 2434377), (71, 1817211), (159, 811459), (213, 605737), (583, 221307), (781, 165201), (1039, 124179), (1749, 73769), (2343, 55067), (3117, 41393), (3763, 34287), (11289, 11429)]