76702221

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 124488000

約数和(自身を除く): 47785779

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 111, 171, 243, 333, 449, 513, 703, 999, 1347, 1539, 2109, 2997, 4041, 4617, 6327, 8531, 8991, 12123, 16613, 18981, 25593, 36369, 49839, 56943, 76779, 109107, 149517, 170829, 230337, 315647, 448551, 691011, 946941, 1345653, 2073033, 2840823, 4036959, 8522469, 25567407, 76702221]

約数ペア:

[(1, 76702221), (3, 25567407), (9, 8522469), (19, 4036959), (27, 2840823), (37, 2073033), (57, 1345653), (81, 946941), (111, 691011), (171, 448551), (243, 315647), (333, 230337), (449, 170829), (513, 149517), (703, 109107), (999, 76779), (1347, 56943), (1539, 49839), (2109, 36369), (2997, 25593), (4041, 18981), (4617, 16613), (6327, 12123), (8531, 8991)]