205931404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4861}}^1$

素因数の和:4978

約数の個数: 48

約数和(自身を含む): 441080640

約数和(自身を除く): 235149236

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 89, 119, 178, 238, 356, 476, 623, 1246, 1513, 2492, 3026, 4861, 6052, 9722, 10591, 19444, 21182, 34027, 42364, 68054, 82637, 136108, 165274, 330548, 432629, 578459, 865258, 1156918, 1730516, 2313836, 3028403, 6056806, 7354693, 12113612, 14709386, 29418772, 51482851, 102965702, 205931404]

約数ペア:

[(1, 205931404), (2, 102965702), (4, 51482851), (7, 29418772), (14, 14709386), (17, 12113612), (28, 7354693), (34, 6056806), (68, 3028403), (89, 2313836), (119, 1730516), (178, 1156918), (238, 865258), (356, 578459), (476, 432629), (623, 330548), (1246, 165274), (1513, 136108), (2492, 82637), (3026, 68054), (4861, 42364), (6052, 34027), (9722, 21182), (10591, 19444)]