28966563

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 44839080

約数和(自身を除く): 15872517

約数列:

[1, 3, 9, 29, 43, 87, 89, 129, 261, 267, 387, 801, 841, 1247, 2523, 2581, 3741, 3827, 7569, 7743, 11223, 11481, 23229, 34443, 36163, 74849, 108489, 110983, 224547, 325467, 332949, 673641, 998847, 3218507, 9655521, 28966563]

約数ペア:

[(1, 28966563), (3, 9655521), (9, 3218507), (29, 998847), (43, 673641), (87, 332949), (89, 325467), (129, 224547), (261, 110983), (267, 108489), (387, 74849), (801, 36163), (841, 34443), (1247, 23229), (2523, 11481), (2581, 11223), (3741, 7743), (3827, 7569)]