30321249

素因数分解:

$3^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{659}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 47250720

約数和(自身を除く): 16929471

約数列:

[1, 3, 7, 21, 49, 147, 313, 659, 939, 1977, 2191, 4613, 6573, 13839, 15337, 32291, 46011, 96873, 206267, 618801, 1443869, 4331607, 10107083, 30321249]

約数ペア:

[(1, 30321249), (3, 10107083), (7, 4331607), (21, 1443869), (49, 618801), (147, 206267), (313, 96873), (659, 46011), (939, 32291), (1977, 15337), (2191, 13839), (4613, 6573)]