817204518

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68477}}^1$

素因数の和:68518

約数の個数: 64

約数和(自身を含む): 2070774720

約数和(自身を除く): 1253570202

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 3978, 5967, 11934, 68477, 136954, 205431, 410862, 616293, 890201, 1164109, 1232586, 1780402, 1848879, 2328218, 2670603, 3492327, 3697758, 5341206, 6984654, 8011809, 10476981, 15133417, 16023618, 20953962, 24035427, 30266834, 31430943, 45400251, 48070854, 62861886, 90800502, 136200753, 272401506, 408602259, 817204518]

約数ペア:

[(1, 817204518), (2, 408602259), (3, 272401506), (6, 136200753), (9, 90800502), (13, 62861886), (17, 48070854), (18, 45400251), (26, 31430943), (27, 30266834), (34, 24035427), (39, 20953962), (51, 16023618), (54, 15133417), (78, 10476981), (102, 8011809), (117, 6984654), (153, 5341206), (221, 3697758), (234, 3492327), (306, 2670603), (351, 2328218), (442, 1848879), (459, 1780402), (663, 1232586), (702, 1164109), (918, 890201), (1326, 616293), (1989, 410862), (3978, 205431), (5967, 136954), (11934, 68477)]