57303981

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 101712000

約数和(自身を除く): 44408019

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 343, 399, 441, 931, 977, 1029, 1197, 2793, 2931, 3087, 6517, 6839, 8379, 8793, 18563, 19551, 20517, 47873, 55689, 58653, 61551, 129941, 143619, 167067, 335111, 389823, 430857, 909587, 1005333, 1169469, 2728761, 3015999, 6367109, 8186283, 19101327, 57303981]

約数ペア:

[(1, 57303981), (3, 19101327), (7, 8186283), (9, 6367109), (19, 3015999), (21, 2728761), (49, 1169469), (57, 1005333), (63, 909587), (133, 430857), (147, 389823), (171, 335111), (343, 167067), (399, 143619), (441, 129941), (931, 61551), (977, 58653), (1029, 55689), (1197, 47873), (2793, 20517), (2931, 19551), (3087, 18563), (6517, 8793), (6839, 8379)]