388306905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1493}}^1\times {\mathrm{2477}}^1$

素因数の和:3985

約数の個数: 32

約数和(自身を含む): 710809344

約数和(自身を除く): 322502439

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1493, 2477, 4479, 7431, 7465, 10451, 12385, 17339, 22395, 31353, 37155, 52017, 52255, 86695, 156765, 260085, 3698161, 11094483, 18490805, 25887127, 55472415, 77661381, 129435635, 388306905]

約数ペア:

[(1, 388306905), (3, 129435635), (5, 77661381), (7, 55472415), (15, 25887127), (21, 18490805), (35, 11094483), (105, 3698161), (1493, 260085), (2477, 156765), (4479, 86695), (7431, 52255), (7465, 52017), (10451, 37155), (12385, 31353), (17339, 22395)]