27778868

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 54978000

約数和(自身を除く): 27199132

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 109, 116, 169, 218, 338, 377, 436, 676, 754, 1417, 1508, 2197, 2834, 3161, 4394, 4901, 5668, 6322, 8788, 9802, 12644, 18421, 19604, 36842, 41093, 63713, 73684, 82186, 127426, 164372, 239473, 254852, 478946, 534209, 957892, 1068418, 2136836, 6944717, 13889434, 27778868]

約数ペア:

[(1, 27778868), (2, 13889434), (4, 6944717), (13, 2136836), (26, 1068418), (29, 957892), (52, 534209), (58, 478946), (109, 254852), (116, 239473), (169, 164372), (218, 127426), (338, 82186), (377, 73684), (436, 63713), (676, 41093), (754, 36842), (1417, 19604), (1508, 18421), (2197, 12644), (2834, 9802), (3161, 8788), (4394, 6322), (4901, 5668)]