219620232009

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{17721313}}^1$

素因数の和:17721348

約数の個数: 28

約数和(自身を含む): 348649131636

約数和(自身を除く): 129028899627

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 12393, 17721313, 53163939, 159491817, 301262321, 478475451, 903786963, 1435426353, 2711360889, 4306279059, 8134082667, 12918837177, 24402248001, 73206744003, 219620232009]

約数ペア:

[(1, 219620232009), (3, 73206744003), (9, 24402248001), (17, 12918837177), (27, 8134082667), (51, 4306279059), (81, 2711360889), (153, 1435426353), (243, 903786963), (459, 478475451), (729, 301262321), (1377, 159491817), (4131, 53163939), (12393, 17721313)]