28990172451

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{12281}}^1$

素因数の和:12987

約数の個数: 32

約数和(自身を含む): 40984542720

約数和(自身を除く): 11994370269

約数列:

[1, 3, 29, 43, 87, 129, 631, 1247, 1893, 3741, 12281, 18299, 27133, 36843, 54897, 81399, 356149, 528083, 786857, 1068447, 1584249, 2360571, 7749311, 15314407, 23247933, 45943221, 224730019, 333220373, 674190057, 999661119, 9663390817, 28990172451]

約数ペア:

[(1, 28990172451), (3, 9663390817), (29, 999661119), (43, 674190057), (87, 333220373), (129, 224730019), (631, 45943221), (1247, 23247933), (1893, 15314407), (3741, 7749311), (12281, 2360571), (18299, 1584249), (27133, 1068447), (36843, 786857), (54897, 528083), (81399, 356149)]