27720306852

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{339161}}^1$

素因数の和:339321

約数の個数: 72

約数和(自身を含む): 75782357280

約数和(自身を除く): 48062050428

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 278, 294, 417, 556, 588, 834, 973, 1668, 1946, 2919, 3892, 5838, 6811, 11676, 13622, 20433, 27244, 40866, 81732, 339161, 678322, 1017483, 1356644, 2034966, 2374127, 4069932, 4748254, 7122381, 9496508, 14244762, 16618889, 28489524, 33237778, 47143379, 49856667, 66475556, 94286758, 99713334, 141430137, 188573516, 199426668, 282860274, 330003653, 565720548, 660007306, 990010959, 1320014612, 1980021918, 2310025571, 3960043836, 4620051142, 6930076713, 9240102284, 13860153426, 27720306852]

約数ペア:

[(1, 27720306852), (2, 13860153426), (3, 9240102284), (4, 6930076713), (6, 4620051142), (7, 3960043836), (12, 2310025571), (14, 1980021918), (21, 1320014612), (28, 990010959), (42, 660007306), (49, 565720548), (84, 330003653), (98, 282860274), (139, 199426668), (147, 188573516), (196, 141430137), (278, 99713334), (294, 94286758), (417, 66475556), (556, 49856667), (588, 47143379), (834, 33237778), (973, 28489524), (1668, 16618889), (1946, 14244762), (2919, 9496508), (3892, 7122381), (5838, 4748254), (6811, 4069932), (11676, 2374127), (13622, 2034966), (20433, 1356644), (27244, 1017483), (40866, 678322), (81732, 339161)]