4067245

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 6119064

約数和(自身を除く): 2051819

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 1277, 3185, 6385, 8939, 16601, 44695, 62573, 83005, 116207, 312865, 581035, 813449, 4067245]

約数ペア:

[(1, 4067245), (5, 813449), (7, 581035), (13, 312865), (35, 116207), (49, 83005), (65, 62573), (91, 44695), (245, 16601), (455, 8939), (637, 6385), (1277, 3185)]