289706586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{70079}}^1$

素因数の和:70150

約数の個数: 32

約数和(自身を含む): 635765760

約数和(自身を除く): 346059174

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 70079, 140158, 210237, 420474, 911027, 1822054, 2733081, 3714187, 5466162, 7428374, 11142561, 22285122, 48284431, 96568862, 144853293, 289706586]

約数ペア:

[(1, 289706586), (2, 144853293), (3, 96568862), (6, 48284431), (13, 22285122), (26, 11142561), (39, 7428374), (53, 5466162), (78, 3714187), (106, 2733081), (159, 1822054), (318, 911027), (689, 420474), (1378, 210237), (2067, 140158), (4134, 70079)]