219200905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{7207}}^1$

素因数の和:7309

約数の個数: 32

約数和(自身を含む): 332144640

約数和(自身を除く): 112943735

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 385, 395, 553, 869, 2765, 4345, 6083, 7207, 30415, 36035, 50449, 79277, 252245, 396385, 554939, 569353, 2774695, 2846765, 3985471, 6262883, 19927355, 31314415, 43840181, 219200905]

約数ペア:

[(1, 219200905), (5, 43840181), (7, 31314415), (11, 19927355), (35, 6262883), (55, 3985471), (77, 2846765), (79, 2774695), (385, 569353), (395, 554939), (553, 396385), (869, 252245), (2765, 79277), (4345, 50449), (6083, 36035), (7207, 30415)]