51537318

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{571}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 120504384

約数和(自身を除く): 68967066

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 307, 571, 614, 921, 1142, 1713, 1842, 2149, 3426, 3997, 4298, 6447, 7994, 11991, 12894, 15043, 23982, 27979, 30086, 45129, 55958, 83937, 90258, 167874, 175297, 350594, 525891, 1051782, 1227079, 2454158, 3681237, 7362474, 8589553, 17179106, 25768659, 51537318]

約数ペア:

[(1, 51537318), (2, 25768659), (3, 17179106), (6, 8589553), (7, 7362474), (14, 3681237), (21, 2454158), (42, 1227079), (49, 1051782), (98, 525891), (147, 350594), (294, 175297), (307, 167874), (571, 90258), (614, 83937), (921, 55958), (1142, 45129), (1713, 30086), (1842, 27979), (2149, 23982), (3426, 15043), (3997, 12894), (4298, 11991), (6447, 7994)]