138651303

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20441}}^1$

素因数の和:20487

約数の個数: 32

約数和(自身を含む): 235491840

約数和(自身を除く): 96840537

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 20441, 61323, 143087, 347497, 388379, 429261, 1042491, 1165137, 2432479, 2718653, 6602443, 7297437, 8155959, 19807329, 46217101, 138651303]

約数ペア:

[(1, 138651303), (3, 46217101), (7, 19807329), (17, 8155959), (19, 7297437), (21, 6602443), (51, 2718653), (57, 2432479), (119, 1165137), (133, 1042491), (323, 429261), (357, 388379), (399, 347497), (969, 143087), (2261, 61323), (6783, 20441)]