31421299

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 39817008

約数和(自身を除く): 8395709

約数列:

[1, 7, 13, 49, 91, 107, 461, 637, 749, 1391, 3227, 5243, 5993, 9737, 22589, 41951, 49327, 68159, 293657, 345289, 641251, 2417023, 4488757, 31421299]

約数ペア:

[(1, 31421299), (7, 4488757), (13, 2417023), (49, 641251), (91, 345289), (107, 293657), (461, 68159), (637, 49327), (749, 41951), (1391, 22589), (3227, 9737), (5243, 5993)]