2912852871

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1907}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 4514724864

約数和(自身を除く): 1601871993

約数列:

[1, 3, 9, 23, 47, 69, 141, 157, 207, 423, 471, 1081, 1413, 1907, 3243, 3611, 5721, 7379, 9729, 10833, 17163, 22137, 32499, 43861, 66411, 89629, 131583, 169717, 268887, 299399, 394749, 509151, 806661, 898197, 1527453, 2061467, 2694591, 6184401, 6886177, 14071753, 18553203, 20658531, 42215259, 61975593, 126645777, 323650319, 970950957, 2912852871]

約数ペア:

[(1, 2912852871), (3, 970950957), (9, 323650319), (23, 126645777), (47, 61975593), (69, 42215259), (141, 20658531), (157, 18553203), (207, 14071753), (423, 6886177), (471, 6184401), (1081, 2694591), (1413, 2061467), (1907, 1527453), (3243, 898197), (3611, 806661), (5721, 509151), (7379, 394749), (9729, 299399), (10833, 268887), (17163, 169717), (22137, 131583), (32499, 89629), (43861, 66411)]