2688213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 4122720

約数和(自身を除く): 1434507

約数列:

[1, 3, 11, 29, 33, 53, 87, 159, 319, 583, 957, 1537, 1749, 2809, 4611, 8427, 16907, 30899, 50721, 81461, 92697, 244383, 896071, 2688213]

約数ペア:

[(1, 2688213), (3, 896071), (11, 244383), (29, 92697), (33, 81461), (53, 50721), (87, 30899), (159, 16907), (319, 8427), (583, 4611), (957, 2809), (1537, 1749)]