28702978101

素因数分解:

$3^3\times 7^1\times {\mathrm{30637}}^1\times {\mathrm{4957}}^1$

素因数の和:35610

約数の個数: 32

約数和(自身を含む): 48609025280

約数和(自身を除く): 19906047179

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 4957, 14871, 30637, 34699, 44613, 91911, 104097, 133839, 214459, 275733, 312291, 643377, 827199, 936873, 1930131, 5790393, 151867609, 455602827, 1063073263, 1366808481, 3189219789, 4100425443, 9567659367, 28702978101]

約数ペア:

[(1, 28702978101), (3, 9567659367), (7, 4100425443), (9, 3189219789), (21, 1366808481), (27, 1063073263), (63, 455602827), (189, 151867609), (4957, 5790393), (14871, 1930131), (30637, 936873), (34699, 827199), (44613, 643377), (91911, 312291), (104097, 275733), (133839, 214459)]