7279713

素因数分解:

$3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 12800832

約数和(自身を除く): 5521119

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 259, 333, 347, 567, 777, 999, 1041, 2331, 2429, 2997, 3123, 6993, 7287, 9369, 12839, 20979, 21861, 28107, 38517, 65583, 89873, 115551, 196749, 269619, 346653, 808857, 1039959, 2426571, 7279713]

約数ペア:

[(1, 7279713), (3, 2426571), (7, 1039959), (9, 808857), (21, 346653), (27, 269619), (37, 196749), (63, 115551), (81, 89873), (111, 65583), (189, 38517), (259, 28107), (333, 21861), (347, 20979), (567, 12839), (777, 9369), (999, 7287), (1041, 6993), (2331, 3123), (2429, 2997)]