1316509509

素因数分解:

$3^1\times 7^2\times {\mathrm{461}}^1\times {\mathrm{19427}}^1$

素因数の和:19905

約数の個数: 24

約数和(自身を含む): 2046467808

約数和(自身を除く): 729958299

約数列:

[1, 3, 7, 21, 49, 147, 461, 1383, 3227, 9681, 19427, 22589, 58281, 67767, 135989, 407967, 951923, 2855769, 8955847, 26867541, 62690929, 188072787, 438836503, 1316509509]

約数ペア:

[(1, 1316509509), (3, 438836503), (7, 188072787), (21, 62690929), (49, 26867541), (147, 8955847), (461, 2855769), (1383, 951923), (3227, 407967), (9681, 135989), (19427, 67767), (22589, 58281)]