81072306

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1543}}^1$

素因数の和:1700

約数の個数: 64

約数和(自身を含む): 207513600

約数和(自身を除く): 126441294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 139, 189, 278, 378, 417, 834, 973, 1251, 1543, 1946, 2502, 2919, 3086, 3753, 4629, 5838, 7506, 8757, 9258, 10801, 13887, 17514, 21602, 26271, 27774, 32403, 41661, 52542, 64806, 83322, 97209, 194418, 214477, 291627, 428954, 583254, 643431, 1286862, 1501339, 1930293, 3002678, 3860586, 4504017, 5790879, 9008034, 11581758, 13512051, 27024102, 40536153, 81072306]

約数ペア:

[(1, 81072306), (2, 40536153), (3, 27024102), (6, 13512051), (7, 11581758), (9, 9008034), (14, 5790879), (18, 4504017), (21, 3860586), (27, 3002678), (42, 1930293), (54, 1501339), (63, 1286862), (126, 643431), (139, 583254), (189, 428954), (278, 291627), (378, 214477), (417, 194418), (834, 97209), (973, 83322), (1251, 64806), (1543, 52542), (1946, 41661), (2502, 32403), (2919, 27774), (3086, 26271), (3753, 21602), (4629, 17514), (5838, 13887), (7506, 10801), (8757, 9258)]